NI

Norio Ichikawa

HI Hitachi: 19 patents #1,906 of 28,497Top 7%
HC Hitachi Automotive Engineering Co.: 7 patents #4 of 314Top 2%
HK Hamamatsu Photonics K.K.: 6 patents #340 of 1,436Top 25%
HC Hitachi Car Engineering Co.: 5 patents #83 of 465Top 20%
HC Hitachi, Ltd. And Hitachi Car Engineering, Co.: 1 patents #1 of 26Top 4%
Overall (All Time): #151,499 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 25 most recent of 26 patents

Patent #TitleCo-InventorsDate
11887837 Ultraviolet light generation target, method for manufacturing ultraviolet light generation target, and electron-beam-excited ultraviolet light source Kohei IKEDA 2024-01-30
10381215 Target for ultraviolet light generation, and method for manufacturing same Kohei IKEDA, Hiroyuki Taketomi 2019-08-13
10079141 Ultraviolet light-generating target and method for manufacturing the same, and electron beam-excited ultraviolet light source Kohei IKEDA 2018-09-18
9240313 Target for ultraviolet light generation, electron beam-excited ultraviolet light source, and production method for target for ultraviolet light generation Yoshinori Honda, Hiroyuki Taketomi, Fumitsugu Fukuyo, Koji Kawai, Hidetsugu Takaoka +1 more 2016-01-19
8895947 Ultraviolet light generating target, electron-beam-excited ultraviolet light source, and method for producing ultraviolet light generating target Yoshinori Honda, Fumitsugu Fukuyo, Takashi Suzuki, Takeaki Hattori, Koji Kawai +1 more 2014-11-25
7166830 Light detecting sensor Tadashi Kitahara, Yoshiro Nomoto 2007-01-23
6941815 Sensor with built-in circuits and pressure detector using the same Yasuo Onose, Junichi Horie, Seiji Kuryu, Akihiko Saito, Atsuo Watanabe +1 more 2005-09-13
6877383 Capacitive type pressure sensor Junichi Horie, Yasuo Onose, Seiji Kuryu, Satoshi Shimada, Akihiko Saito +5 more 2005-04-12
6564643 Capacitive pressure sensor Junichi Horie, Atsushi Miyazaki, Satoshi Shimada, Akihiko Saitou, Yasuo Onose +1 more 2003-05-20
6377056 Electrostatic capacitance type dynamical quantity sensor Keiji Hanzawa, Masahiro Matsumoto, Satoshi Shimada, Akihiko Saito, Yasuo Onose +2 more 2002-04-23
6167761 Capacitance type pressure sensor with capacitive elements actuated by a diaphragm Keiji Hanzawa, Akio Yasukawa, Satoshi Shimada, Seikou Suzuki, Akihiko Saito +4 more 2001-01-02
6051853 Semiconductor pressure sensor including reference capacitor on the same substrate Satoshi Shimada, Akihiko Saito, Masahiro Matsumoto, Seikou Suzuki, Terumi Nakazawa +2 more 2000-04-18
5676851 Method of making a capacitance type acceleration sensor Masayoshi Suzuki, Takao Sasayama, Keizi Hanzawa, Junichi Horie, Yukiko Sugisawa +1 more 1997-10-14
5616844 Capacitance type acceleration sensor Masayoshi Suzuki, Takao Sasayama, Keizi Hanzawa, Junichi Horie, Yukiko Sugisawa +1 more 1997-04-01
5417312 Semiconductor acceleration sensor and vehicle control system using the same Shigeki Tsuchitani, Seiko Suzuki, Tomoyuki Tanaka, Masayuki Miki, Masahiro Matsumoto +7 more 1995-05-23
5389198 Structure and method of manufacturing the same Akira Koide, Kazuo Sato, Seiko Suzuki, Hidehito Obayashi, Masahide Hayashi 1995-02-14
5243861 Capacitive type semiconductor accelerometer Benjamin Kloeck, Seiko Suzuki, Shigeki Tsuchitani, Masayuki Miki, Masahiro Matsumoto +4 more 1993-09-14
5032248 Gas sensor for measuring air-fuel ratio and method of manufacturing the gas sensor Masatoshi Kanamaru, Takeshi Harada, Yoshiro Ibaraki, Sadayasu Ueno 1991-07-16
4944274 Air-fuel ratio control apparatus for internal combustion engines Takayuki Itsuji, Sadayasu Ueno 1990-07-31
4915814 Sensor for measurement of air/fuel ratio and method of manufacturing Takeshi Harada, Masatoshi Kanamaru, Yoshiro Ibaraki, Katsuyoshi Terakado, Sadayasu Ueno 1990-04-10
4909223 Air-fuel ratio control apparatus for multicylinder engine Takauki Ituzi, Sadayasu Ueno 1990-03-20
4799018 Air fuel ratio measuring system Takayuki Itsuji, Masayuki Miki 1989-01-17
4670730 Pressure sensor and a method of arranging a pressure sensor Seijiro Takeda, Kazuhiro Tsuruoka 1987-06-02
4657660 Apparatus for sensing oxygen concentration Kanemasa Sato, Sadayasu Ueno 1987-04-14
4644797 Semiconductor pressure transducer Seijiro Takeda, Kazuhiro Tsuruoka 1987-02-24