Hasegawa; Kohei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hasegawa; Kohei.The latest application filed is for "pneumatic tire".

Company Profile

3.41.51

Hasegawa; Kohei - Tokyo JP
HASEGAWA; Kohei - Kakogawa-shi Hyogo
Hasegawa; Kohei - Chiyoda-ku Tokyo
Hasegawa; Kohei - Minato-ku JP
Hasegawa; Kohei - Yokohama JP
Hasegawa; Kohei - Kodaira JP
Hasegawa; Kohei - Kanagawa JP
Hasegawa; Kohei - Fukuyama N/A JP
HASEGAWA; Kohei - Yokohama-shi JP
Hasegawa; Kohei - Kodaira-shi JP
Hasegawa; Kohei - Hiroshima N/A JP
Hasegawa; Kohei - Fukuyama-shi JP
Hasegawa; Kohei - Gunma-ken JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Ventilator Grant 11,435,109 - Hasegawa , et al. September 6, 2	2022-09-06
Pneumatic Tire App 20220258543 - HASEGAWA; Kohei	2022-08-18
Pneumatic Tire App 20220242173 - HASEGAWA; Kohei	2022-08-04
Piezoelectric Vibrating Device App 20220131519 - OHNISHI; Manabu ; et al.	2022-04-28
High-strength steel sheet, high-strength galvanized steel sheet, method for manufacturing high-strength steel sheet, and method for manufacturing high-strength galvanized steel sheet Grant 10,941,471 - Kawamura , et al. March 9, 2	2021-03-09
High-strength cold-rolled steel sheet and method for manufacturing the same Grant 10,590,504 - Takashima , et al.	2020-03-17
Ventilator App 20190368769 - HASEGAWA; Kohei ; et al.	2019-12-05
High-yield-ratio high-strength cold-rolled steel sheet and method of producing the same Grant 10,435,762 - Takashima , et al. O	2019-10-08
High-strength cold-rolled steel sheet with excellent material homogeneity and production method therefor Grant 10,329,636 - Takashima , et al.	2019-06-25
High-yield-ratio, high-strength cold-rolled steel sheet and production method therefor Grant 10,253,389 - Takashima , et al.	2019-04-09
High strength galvanized steel sheet having excellent bendability and weldability, and method of manufacturing the same Grant 10,196,727 - Takagi , et al. Fe	2019-02-05
High-strength Steel Sheet, High-strength Galvanized Steel Sheet, Method For Manufacturing High-strength Steel Sheet, And Method For Manufacturing High-strength Galvanized Steel Sheet App 20190017156 - Kawamura; Kenji ; et al.	2019-01-17
High-strength cold-rolled steel sheet and method for manufacturing the same (as amended) Grant 10,174,396 - Takashima , et al. J	2019-01-08
High-yield-ratio, high-strength cold rolled steel sheet and production method therefor Grant 10,156,005 - Takashima , et al. Dec	2018-12-18
High strength cold rolled steel sheet with low yield ratio and method of manufacturing the same Grant 10,144,996 - Takashima , et al. De	2018-12-04
Heat-exchange ventilation device Grant 10,094,587 - Hasegawa , et al. October 9, 2	2018-10-09
Power conversion device and power conversion system Grant 10,090,753 - Hasegawa , et al. October 2, 2	2018-10-02
Power Conversion Device And Power Conversion System App 20180278141 - Hasegawa; Kohei ; et al.	2018-09-27
Semiconductor device Grant 10,084,442 - Ikeda , et al. September 25, 2	2018-09-25
High-strength cold-rolled steel sheet and method of manufacturing the same Grant 10,077,486 - Takashima , et al. September 18, 2	2018-09-18
Pneumatic radial tire for passenger vehicle Grant 10,000,090 - Hasegawa , et al. June 19, 2	2018-06-19
High strength cold rolled steel sheet with high yield ratio and method for producing the same Grant 9,994,941 - Takashima , et al. June 12, 2	2018-06-12
Switching unit and power supply circuit Grant 9,941,874 - Hasegawa , et al. April 10, 2	2018-04-10
Bake-hardening galvanized steel sheet Grant 9,920,394 - Hasegawa , et al. March 20, 2	2018-03-20
Switching device and power supply circuit Grant 9,923,464 - Hasegawa , et al. March 20, 2	2018-03-20
Switching Device And Power Supply Circuit App 20180076712 - HASEGAWA; Kohei ; et al.	2018-03-15
High-strength cold-rolled steel sheet with high yield ratio having excellent formability and method for producing the same Grant 9,914,988 - Takashima , et al. March 13, 2	2018-03-13
Filter Circuit And Wireless Power Transmission System App 20180069434 - HASEGAWA; Kohei	2018-03-08
High-strength Cold-rolled Steel Sheet And Method Of Producing The Same App 20180037969 - Yoshioka; Shimpei ; et al.	2018-02-08
Switching Unit And Power Supply Circuit App 20180019743 - HASEGAWA; Kohei ; et al.	2018-01-18
Semiconductor Device App 20180013415 - IKEDA; Kentaro ; et al.	2018-01-11
High-strength Cold-rolled Steel Sheet And Method For Manufacturing The Same App 20170321297 - TAKASHIMA; Katsutoshi ; et al.	2017-11-09
Switching unit and power supply circuit Grant 9,806,706 - Hasegawa , et al. October 31, 2	2017-10-31
Heat-exchange Ventilation Device App 20170219237 - HASEGAWA; Kohei ; et al.	2017-08-03
High-yield-ratio High-strength Cold-rolled Steel Sheet And Method Of Producing The Same App 20170145534 - Takashima; Katsutoshi ; et al.	2017-05-25
High-yield-ratio, High-strength Cold-rolled Steel Sheet And Production Method Therefor App 20170107591 - Takashima; Katsutoshi ; et al.	2017-04-20
Hot-rolled steel sheet and method for producing same Grant 9,574,254 - Takashima , et al. February 21, 2	2017-02-21
High-strength Cold-rolled Steel Sheet With Excellent Material Homogeneity And Production Method Therefor App 20170022582 - TAKASHIMA; Katsutoshi ; et al.	2017-01-26
High-strength Cold-rolled Steel Sheet And Method For Manufacturing The Same (as Amended) App 20160369369 - Takashima; Katsutoshi ; et al.	2016-12-22
Switching Unit And Power Supply Circuit App 20160308444 - HASEGAWA; Kohei ; et al.	2016-10-20
Bake- Hardening Galvanized Steel Sheet App 20160298207 - HASEGAWA; Kohei ; et al.	2016-10-13
High-strength Cold-rolled Steel Sheet And Method Of Manufacturing The Same App 20160177414 - Takashima; Katsutoshi ; et al.	2016-06-23
High-yield-ratio, High-strength Cold Rolled Steel Sheet And Production Method Therefor App 20160177427 - Takashima; Katsutoshi ; et al.	2016-06-23
Semiconductor device for suppressing inductance Grant 9,337,174 - Hasegawa , et al. May 10, 2	2016-05-10
High Strength Galvanized Steel Sheet Having Excellent Bendability And Weldability, And Method Of Manufacturing The Same App 20160017473 - Takagi; Shusaku ; et al.	2016-01-21
High Strength Cold Rolled Steel Sheet With Low Yield Ratio And Method Of Manufacturing The Same App 20150322552 - Takashima; Katsutoshi ; et al.	2015-11-12
Method for manufacturing ultra high strength member Grant 9,145,594 - Toji , et al. September 29, 2	2015-09-29
Semiconductor Device App 20150262935 - HASEGAWA; Kohei ; et al.	2015-09-17
High-strength cold-rolled steel sheet and method for producing the same Grant 9,090,952 - Makimizu , et al. July 28, 2	2015-07-28
Hot-rolled steel sheet and method for producing same Grant 9,057,123 - Takashima , et al. June 16, 2	2015-06-16
High Strength Cold Rolled Steel Sheet With High Yield Ratio And Method For Producing The Same App 20140332119 - Takashima; Katsutoshi ; et al.	2014-11-13
Hot-rolled Steel Sheet And Method For Producing Same App 20140299238 - Takashima; Katsutoshi ; et al.	2014-10-09
Pneumatic Radial Tire For Passenger Vehicle App 20140299247 - Hasegawa; Kohei ; et al.	2014-10-09
High strength galvanized steel sheet having excellent formability, weldability, and fatigue properties and method for manufacturing the same Grant 8,828,557 - Takagi , et al. September 9, 2	2014-09-09
Hot-rolled Steel Sheet And Method For Producing Same App 20140246128 - Takashima; Katsutoshi ; et al.	2014-09-04
Hot-dip Galvanized Steel Sheet And Method For Producing Same App 20140234655 - Takashima; Katsutoshi ; et al.	2014-08-21
Method for manufacturing of high strength cold rolled steel sheet of excellent phosphatability Grant 8,668,789 - Hirasawa , et al. March 11, 2	2014-03-11
High-strength Cold-rolled Steel Sheet With High Yield Ratio Having Excellent Formability And Method For Producing The Same App 20130340898 - Takashima; Katsutoshi ; et al.	2013-12-26
Method For Manufacturing Ultra High Strength Member And Method For Using The Same App 20130199679 - Toji; Yuki ; et al.	2013-08-08
Ultra High Strength Cold Rolled Steel Sheet Having Excellent Ductility And Delayed Fracture Resistance And Method For Manufacturing The Same App 20130087257 - Yoshino; Masataka ; et al.	2013-04-11
High Strength Galvanized Steel Sheet Having Excellent Bendability And Weldability, And Method Of Manufacturing The Same App 20130071687 - Takagi; Shusaku ; et al.	2013-03-21
High tensile-strength galvanized steel sheet and process for manufacturing high tensile-strength galvanized steel sheet Grant 8,389,128 - Takagi , et al. March 5, 2	2013-03-05
High-strength Cold-rolled Steel Sheet And Method For Producing The Same App 20120325376 - Makimizu; Yoichi ; et al.	2012-12-27
Method For Manufacturing Of High Strength Cold Rolled Steel Sheet Of Excellent Phosphatability App 20120186707 - Hirasawa; Junichiro ; et al.	2012-07-26
High Strength Galvanized Steel Sheet Having Excellent Formability, Weldability, And Fatigue Properties And Method For Manufacturing The Same App 20120040203 - Takagi; Shusaku ; et al.	2012-02-16
High strength steel sheet having superior ductility Grant 7,919,194 - Kawamura , et al. April 5, 2	2011-04-05
High Tensile-strength Galvanized Steel Sheet And Process For Manufacturing High Tensile-strength Galvanized Steel Sheet App 20100132849 - Takagi; Shusaku ; et al.	2010-06-03
High-strength Cold-rolled Steel Sheet And Method For Manufacturing The Same App 20100035079 - Hasegawa; Kohei ; et al.	2010-02-11
Method for manufacturing a high strength steel sheet App 20090223607 - Hasegawa; Kohei ; et al.	2009-09-10
High Strength Steel Sheet Having Superior Ductility And Method For Manufacturing The Same App 20090214892 - Kawamura; Kenji ; et al.	2009-08-27
Method for producing cold rolled steel plate of super high strength Grant 7,507,307 - Hasegawa , et al. March 24, 2	2009-03-24
High strength steel sheet and method for manufacturing same App 20050173031 - Hasegawa, Kohei ; et al.	2005-08-11
Steel plate subjected to heat treatment and process for producing the same App 20050121119 - Hasegawa, Kohei ; et al.	2005-06-09
High strength cold rolled steel plate and method for production thereof App 20040238082 - Hasegawa, Kohei ; et al.	2004-12-02
Method for producing cold rolled steel plate of super high strength App 20040177905 - Hasegawa, Kohei ; et al.	2004-09-16
Ultra-high strength cold rolled steel sheet and method for manufacturing the same Grant 6,695,933 - Hasegawa , et al. February 24, 2	2004-02-24
High strength cold rolled steel sheet and method for manufacturing the same Grant 6,689,229 - Fujita , et al. February 10, 2	2004-02-10
High strength cold rolled steel sheet and method for manufacturing the same App 20040020570 - Fujita, Takeshi ; et al.	2004-02-05
Ultra-high strength cold rolled steel sheet and method for manufacturing the same App 20030005986 - Hasegawa, Kohei ; et al.	2003-01-09
High strength cold rolled steel sheet and method for manufacturing the same App 20020179206 - Fujita, Takeshi ; et al.	2002-12-05
Preparation of organopolysiloxane emulsion Grant 6,245,852 - Hasegawa , et al. June 12, 2	2001-06-12
Method of manufacturing natural aging-retardated aluminum alloy sheet exhibiting excellent formability and excellent bake hardenability Grant 5,441,582 - Fujita , et al. August 15, 1	1995-08-15

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