TT

Tomoyuki Tobita

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
HH Hitachi High-Technologies: 3 patents #776 of 1,917Top 45%
RI Riken: 3 patents #241 of 1,824Top 15%
📍 Hitachinaka, JP: #198 of 2,447 inventorsTop 9%
Overall (All Time): #180,467 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
11946109 Spheroidal graphite cast iron and method of producing spheroidal graphite cast iron, and vehicle undercarriage parts 2024-04-02
10745784 High rigid spheroidal graphite cast iron Tadaaki Kanbayashi 2020-08-18
9834831 High rigid spheroidal graphite cast iron Tadaaki Kanbayashi 2017-12-05
7422672 Capillary array apparatus, method of manufacturing the same, and electrophoresis analysis method Syozo Kasai, Takayasu Furukawa, Ryoji Inaba, Daiki Numai 2008-09-09
7053367 Mass spectrometer Toshihiro Ishizuka, Masaru Tomioka, Kiyomi Yoshinari, Masami Sakamoto 2006-05-30
7027935 Sample dispensing apparatus and automatic analyzer using the same Akihiro Shimase, Hiroyasu Uchida, Katsuhiro Kambara 2006-04-11
6580067 Sample analyzing monitor and combustion control system using the same Masuyoshi Yamada, Yuichiro Hashimoto, Minoru Sakairi, Yasuaki Takada, Masami Sakamoto 2003-06-17
6016706 Process state detector, semiconductor sensor and display device for displaying a process state used therefor Yoshimi Yamamoto, Akira Nagasu 2000-01-25
5677493 Composite condition detection apparatus for detecting static pressure, differential pressure and temperature of a process Yoshimi Yamamoto, Akira Nagasu 1997-10-14
5672826 Semiconductor pressure sensor Hideo Suzuki, Ken Takahashi, Yukio Takahashi, Yoshimi Yamamoto, Kenichi Aoki 1997-09-30
5635649 Multi-function differential pressure sensor with thin supporting base Yoshimi Yamamoto, Akira Nagasu, Ken'ichi Aoki 1997-06-03
5621175 Differential pressure transmitter having symmetrical construction Akira Nagasu, Yoshimi Yamamoto 1997-04-15
5554809 Process detection apparatus Yoshimi Yamamoto, Masao Fukunaga, Teruo Kobayahsi, Akira Nagasu 1996-09-10
5531120 Compact differential pressure transmitter having first and second damper chambers Akira Nagasu, Yoshimi Yamamoto, Toshihiro Onose 1996-07-02
5528940 Process condition detecting apparatus and semiconductor sensor condition detecting circuit Yoshimi Yamamoto 1996-06-25
5477738 Multi-function differential pressure sensor with thin stationary base Yoshimi Yamamoto, Akira Nagasu, Ken'ichi Aoki 1995-12-26
5469749 Multiple-function fluid measuring and transmitting apparatus Satoshi Shimada, Seiichi Ugai, Yoshimi Yamamoto 1995-11-28
5412992 Differential pressure sensor capable of removing influence of static pressure and a method of assembling the same Akira Sase, Yoshimi Yamamoto, Kenichi Aoki 1995-05-09
5259248 Integrated multisensor and static and differential pressure transmitter and plant system using the integrated multisensor Seiichi Ugai, Satoshi Shimada, Akira Sase 1993-11-09
5257546 Pressure measuring sensor Akira Sase 1993-11-02
4995266 Differential pressure transmitter Yoshimi Yamamoto 1991-02-26
4972716 Semiconductor pressure converting device Akira Sase, Yoshimi Yamamoto, Satoshi Shimada 1990-11-27
4546653 Semiconductor differential pressure transducer Yoshimi Yamamoto, Akira Nagasu, Yukio Takahashi 1985-10-15