Kai; Seiji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kai; Seiji.The latest application filed is for "acoustic wave device, high-frequency front-end circuit, and communication device".

Company Profile

11.20.26

Kai; Seiji - Nagaokakyo JP
KAI; Seiji - Nagaokakyo-shi JP
Kai; Seiji - Gifu JP
Kai; Seiji - Anpachi-gun JP
Kai; Seiji - Gifu-ken JP
Kai; Seiji - Anpachi-cho JP
Kai; Seiji - Osaka 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
Acoustic wave device, high-frequency front-end circuit, and communication device Grant 11,245,380 - Sawamura , et al. February 8, 2	2022-02-08
Elastic wave device Grant 10,958,240 - Fukushima , et al. March 23, 2	2021-03-23
Elastic wave device Grant 10,862,455 - Takai , et al. December 8, 2	2020-12-08
Acoustic Wave Device, High-frequency Front-end Circuit, And Communication Device App 20200321938 - SAWAMURA; Makoto ; et al.	2020-10-08
Acoustic Wave Device, High-frequency Front End Circuit, Communication Device, And Method For Manufacturing Acoustic Wave Device App 20200321933 - KISHIMOTO; Yutaka ; et al.	2020-10-08
Acoustic Wave Device, High-frequency Front-end Circuit, And Communication Device App 20200321937 - KISHI; Yuzo ; et al.	2020-10-08
Elastic wave device and method for manufacturing the same Grant 10,707,830 - Kikuchi , et al.	2020-07-07
Elastic wave device Grant 10,659,001 - Yamamoto , et al.	2020-05-19
Elastic wave device Grant 10,659,002 - Yamamoto , et al.	2020-05-19
Elastic wave device Grant 10,644,669 - Hira , et al.	2020-05-05
Elastic wave device Grant 10,637,432 - Kai	2020-04-28
Surface acoustic wave device assembly Grant 10,622,965 - Takeshita , et al.	2020-04-14
Elastic Wave Device Manufacturing Method, Elastic Wave Device, Radio-frequency Front-end Circuit, And Communication Device App 20190312559 - SAWAMURA; Makoto ; et al.	2019-10-10
Elastic Wave Device App 20190260341 - HIRA; Mitsuyoshi ; et al.	2019-08-22
Surface acoustic wave device and manufacturing method therefor Grant 10,374,142 - Ajima , et al.	2019-08-06
Method of manufacturing elastic wave device Grant 10,320,355 - Hira , et al.	2019-06-11
Elastic wave device and manufacturing method thereof Grant 10,243,536 - Saijo , et al.	2019-03-26
Elastic Wave Device App 20180358950 - YAMAMOTO; Koji ; et al.	2018-12-13
Elastic wave device Grant 10,148,245 - Kai De	2018-12-04
Elastic Wave Device App 20180102761 - TAKAI; Tsutomu ; et al.	2018-04-12
Elastic Wave Device App 20180102757 - FUKUSHIMA; Masahiro ; et al.	2018-04-12
Elastic Wave Device App 20180097502 - Yamamoto; Koji ; et al.	2018-04-05
Elastic Wave Device App 20180091116 - KAI; Seiji	2018-03-29
Elastic wave device with first and second support layers providing a hollow path Grant 9,876,484 - Hira , et al. January 23, 2	2018-01-23
Surface Acoustic Wave Device Assembly App 20170317659 - TAKESHITA; Toru ; et al.	2017-11-02
Elastic Wave Device And Method For Manufacturing The Same App 20170093366 - Kikuchi; Taku ; et al.	2017-03-30
Elastic Wave Device App 20160380611 - KAI; Seiji	2016-12-29
Elastic Wave Device And Manufacturing Method Thereof App 20160294354 - SAIJO; Shin ; et al.	2016-10-06
Surface Acoustic Wave Device And Manufacturing Method Therefor App 20160163957 - AJIMA; Daisuke ; et al.	2016-06-09
Elastic Wave Device App 20160149557 - HIRA; Mitsuyoshi ; et al.	2016-05-26
Electronic component and manufacturing method therefor Grant 9,271,400 - Kai , et al. February 23, 2	2016-02-23
Elastic Wave Device Manufacturing Method And Elastic Wave Device App 20150236237 - HIRA; Mitsuyoshi ; et al.	2015-08-20
Method For Manufacturing Acoustic Wave Device App 20150037921 - KONAKA; Yohei ; et al.	2015-02-05
Electronic Component And Manufacturing Method Therefor App 20140003017 - KAI; Seiji ; et al.	2014-01-02
Method for manufacturing micro lenses including underlayer film and lens film etching steps Grant 7,459,327 - Kai , et al. December 2, 2	2008-12-02
Method of manufacturing solid-state image sensing device Grant 7,348,133 - Tomizawa , et al. March 25, 2	2008-03-25
Integrated circuit and method for manufacturing the same App 20070075382 - Yamaguchi; Keiichi ; et al.	2007-04-05
Semiconductor device for use in a solid state imaging device Grant 7,138,670 - Miwa , et al. November 21, 2	2006-11-21
Solid-state imager and method for manufacturing same App 20060151773 - Kai; Seiji ; et al.	2006-07-13
Microlens manufacturing method and solid-state image pickup device manufacturing method App 20060103941 - Yamaguchi; Keiichi ; et al.	2006-05-18
Manufacturing method of micro-lens, manufacturing method of solid-state image pickup device and solid-state image pickup device Grant 6,995,915 - Takegawa , et al. February 7, 2	2006-02-07
Semiconductor device and method for manufacturing semiconductor device App 20050161709 - Miwa, Tetsuya ; et al.	2005-07-28
Manufacturing method of micro-lens, manufacturing method of solid-state image pickup device and solid-state image pickup device App 20050099695 - Takegawa, Kazuyuki ; et al.	2005-05-12
Method of manufacturing solid-state image sensing device App 20050042550 - Tomizawa, Isamu ; et al.	2005-02-24
Optical fiber collimator Grant 6,785,441 - Ooyama , et al. August 31, 2	2004-08-31
Optical fiber collimator App 20020094163 - Ooyama, Ikuto ; et al.	2002-07-18

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