Maruyama; Tsuneo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Maruyama; Tsuneo.The latest application filed is for "insert bearing and manufacturing method thereof, sintered bearing suitable for insert bearing, sintered insert component and manufacturing method thereof, and sintered component suitable for sintered insert component".

Company Profile

10.31.37

Maruyama; Tsuneo - Niigata JP
Maruyama; Tsuneo - Niigata-shi JP
Maruyama; Tsuneo - Ichihara 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
Molding die and molding method Grant 11,446,737 - Maruyama , et al. September 20, 2	2022-09-20
Sintered bearing for motor-type fuel pump and production method therefor Grant 11,441,608 - Maruyama , et al. September 13, 2	2022-09-13
Sintered bearing Grant 11,353,063 - Maruyama , et al. June 7, 2	2022-06-07
Oil impregnated sintered bearing and production method thereof Grant 11,248,654 - Kouno , et al. February 15, 2	2022-02-15
Insert Bearing And Manufacturing Method Thereof, Sintered Bearing Suitable For Insert Bearing, Sintered Insert Component And Manufacturing Method Thereof, And Sintered Component Suitable For Sintered Insert Component App 20220001446 - Maruyama; Tsuneo ; et al.	2022-01-06
Oil-impregnated sintered bearing and method for manufacturing the same Grant 11,073,178 - Kouno , et al. July 27, 2	2021-07-27
Sintered Bearing App 20210190145 - MARUYAMA; Tsuneo ; et al.	2021-06-24
Sintered Bearing For Motor-type Fuel Pump And Production Method Therefor App 20210131494 - MARUYAMA; Tsuneo ; et al.	2021-05-06
Molding die and molding method Grant 10,843,264 - Maruyama , et al. November 24, 2	2020-11-24
Oil Impregnated Sintered Bearing And Production Method Thereof App 20200325934 - Kouno; Hajime ; et al.	2020-10-15
Cu-based sintered bearing and production method for Cu-based sintered bearing Grant 10,745,780 - Ishii , et al. A	2020-08-18
Sintered Oil-impregnated Bearing App 20200180032 - ISHII; Yoshinari ; et al.	2020-06-11
Sintered bearing Grant 10,654,104 - Maruyama , et al.	2020-05-19
Sintered Bearing App 20190366440 - MARUYAMA; Tsuneo ; et al.	2019-12-05
Oil-impregnated Sintered Bearing And Method For Manufacturing The Same App 20190360528 - Kouno; Hajime ; et al.	2019-11-28
Molding Die And Molding Method App 20190344349 - MARUYAMA; Tsuneo ; et al.	2019-11-14
Device And Method For Manufacturing Multilayer Molded Article App 20190232374 - MARUYAMA; Tsuneo ; et al.	2019-08-01
Cu-BASED SINTERED BEARING AND PRODUCTION METHOD FOR Cu-BASED SINTERED BEARING App 20190203321 - ISHII; Yoshinari ; et al.	2019-07-04
Molding Die And Molding Method App 20190091767 - MARUYAMA; Tsuneo ; et al.	2019-03-28
Sintered Sliding Material Exhibiting Excellent Corrosion Resistance, Heat Resistance, And Wear Resistance, And Production Method Therefor App 20190055984 - ISHII; Yoshinari ; et al.	2019-02-21
Method of producing a Cu-based sintered sliding member Grant 9,849,511 - Ishii , et al. December 26, 2	2017-12-26
Cu-BASED SINTERED BEARING AND PRODUCTION METHOD FOR Cu-BASED SINTERED BEARING App 20170283911 - ISHII; Yoshinari ; et al.	2017-10-05
Sliding part and method of manufacturing the same Grant 9,017,599 - Shimizu , et al. April 28, 2	2015-04-28
Sintered bearing for motor-powered fuel injection pumps Grant 8,999,232 - Ishii , et al. April 7, 2	2015-04-07
Cu-BASED SINTERED SLIDING MEMBER App 20150037196 - Ishii; Yoshinari ; et al.	2015-02-05
Oil-impregnated sintered bearing and method of producing the same Grant 8,726,515 - Maruyama , et al. May 20, 2	2014-05-20
Sintered sliding member Grant 8,709,124 - Ishii , et al. April 29, 2	2014-04-29
Sintered Bearing For Motor-powered Fuel Injection Pumps App 20130189150 - Ishii; Yoshinari ; et al.	2013-07-25
Oil-impregnated sintered bearing and manufacturing method thereof Grant 8,449,815 - Shimizu , et al. May 28, 2	2013-05-28
Oil-impregnated Sintered Bearing And Method Of Producing The Same App 20130104400 - MARUYAMA; Tsuneo ; et al.	2013-05-02
Oil-impregnated sintered bearing and method of producing the same Grant 8,360,648 - Maruyama , et al. January 29, 2	2013-01-29
Sliding Part And Method Of Manufacturing The Same App 20120244029 - Shimizu; Teruo ; et al.	2012-09-27
Sintered Sliding Member App 20120204677 - Ishii; Yoshinari ; et al.	2012-08-16
Cu-BASED SINTERED SLIDING MEMBER App 20120145284 - Ishii; Yoshinari ; et al.	2012-06-14
Sliding part and method of manufacturing the same Grant 8,167,971 - Shimizu , et al. May 1, 2	2012-05-01
Bearing made of sintered copper alloy for a recirculation exhaust gas flow rate control valve Grant 8,092,091 - Shimizu , et al. January 10, 2	2012-01-10
Oil impregnated sintered bearing and manufacturing method thereof Grant 8,057,101 - Shimizu , et al. November 15, 2	2011-11-15
Oil-impregnated Sintered Bearing And Manufacturing Method Thereof App 20100307006 - Shimizu; Teruo ; et al.	2010-12-09
Bearing for motorized fuel pump Grant 7,763,363 - Shimizu , et al. July 27, 2	2010-07-27
Rotation transmission member, rotation transmission assembly, and gear mechanism Grant 7,677,127 - Maruyama , et al. March 16, 2	2010-03-16
Abrasion Resistant Sintered Copper Base Cu-ni-sn Alloy And Bearing Made From The Same App 20090311129 - Harakawa; Toshiro ; et al.	2009-12-17
Sliding Part and Method of Manufacturing the Same App 20090129963 - Shimizu; Teruo ; et al.	2009-05-21
Sliding Part And Method Of Manufacturing The Same App 20090071290 - Shimizu; Teruo ; et al.	2009-03-19
Bearing For Motorized Fuel Pump App 20090011268 - Shimizu; Teruo ; et al.	2009-01-08
Oil Impregnated Sintered Bearing and Manufacturing Method Thereof App 20080199115 - Shimizu; Teruo ; et al.	2008-08-21
Sliding component and method for manufacturing the same Grant 7,361,203 - Shimizu , et al. April 22, 2	2008-04-22
Oil-impregnant sintered bearing and manufacturing method thereof, and motor Grant 7,211,219 - Maruyama , et al. May 1, 2	2007-05-01
Oil-impregnated sintered bearing and method of producing the same App 20070041672 - Maruyama; Tsuneo ; et al.	2007-02-22
Abrasion-resistant bearing of motor type fuel pump App 20060120639 - Maruyama; Tsuneo ; et al.	2006-06-08
Sliding part and method of manufacturing the sliding part App 20050265884 - Shimizu, Teruo ; et al.	2005-12-01
Rotation transmission member, rotation transmission assembly, and gear mechanism App 20050255960 - Maruyama, Tsuneo ; et al.	2005-11-17
Cu-based sintered alloy and method for producing the same and bearing used for motor for pure water App 20040211290 - Shimizu, Teruo ; et al.	2004-10-28
Sintered alloy and method of manufacturing the same App 20040112172 - Shimizu, Teruo ; et al.	2004-06-17
Sintered material product and method for manufacturing the same App 20040079188 - Mori, Kazuhiko ; et al.	2004-04-29
Oil-impregnant sintered bearing and manufacturing method thereof, and motor App 20030206670 - Maruyama, Tsuneo ; et al.	2003-11-06
Sintered alloy article, its production method and a motorized fuel pump comprising a bearing comprised of sintered alloy article App 20030143096 - Shimizu, Teruo ; et al.	2003-07-31
Oil-impregnant sintered bearing and manufacturing method thereof, and motor Grant 6,599,018 - Maruyama , et al. July 29, 2	2003-07-29
Oil-impregnant sintered bearing and manufacturing method thereof, and motor App 20020025092 - Maruyama, Tsuneo ; et al.	2002-02-28
Siloxane compositions which form ceramics at high temperatures Grant 4,269,757 - Mine , et al. May 26, 1	1981-05-26
Siloxane compositions which can be ceramified at high temperatures Grant 4,269,753 - Mine , et al. May 26, 1	1981-05-26