TY

Tamotsu Yamamoto

Sumitomo Electric Industries: 36 patents #330 of 21,551Top 2%
PA Panasonic: 20 patents #998 of 21,108Top 5%
Fujitsu Limited: 18 patents #1,600 of 24,456Top 7%
OT Otics: 3 patents #22 of 78Top 30%
IK Ikegai Tekko Kabushiki Kaisha: 2 patents #1 of 8Top 15%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
FC Fuji Tekko Co.: 1 patents #7 of 15Top 50%
📍 Kawasaki, CA: #9 of 98 inventorsTop 10%
Overall (All Time): #22,236 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 51–75 of 81 patents

Patent #TitleCo-InventorsDate
7067751 Switch Kenji Nishimura, Tatsuya Tsuda 2006-06-27
7041919 Switch having resilient operating section Kenji Nishimura 2006-05-09
6943115 Semiconductor device and method of manufacture thereof Hiroshi Horiuchi, Yukio Takigawa, Shigeru Suzuki, Nobuaki Santo, Motoshu Miyajima 2005-09-13
6909422 Track ball device and electronic apparatus using the same Shigeru Yokoji, Masaki Nakase, Toyoshi Fukumura 2005-06-21
6906269 Multi-directional slide switch Kenji Nishimura 2005-06-14
6864679 Rotary manipulation type input device and electronic apparatus using the same Shigeru Yokoji 2005-03-08
6857879 Coupling device and folding electronic apparatus using the same Masaki Sawada, Katsuichi Minami 2005-02-22
6841743 Multidirectional control switch and multidirectional input device using the same Hiroyasu Okada, Masaki Sawada, Hiroto Inoue 2005-01-11
6794982 Multidirectional input device and electronic apparatus comprising it Hiroto Inoue, Hiroyasu Okada, Masaki Sawada, Keiji Kaizaki 2004-09-21
6750408 Multi-directional operation switch and multi-directional input device using the same Hiroto Inoue, Hiroyasu Okada, Masaki Sawada 2004-06-15
6664951 Mobile communication terminal equipment and touch panel switch used therein Shigeyuki Fujii, Yuichi Yamamoto, Koji Tamano 2003-12-16
6653579 Multi-directional input joystick switch Hiroto Inoue, Masaki Sawada, Hiroaki Nishiono 2003-11-25
6645671 Lithium secondary battery, anode for lithium secondary battery, and method for manufacturing the anode Masami Tsutsumi, Hiroshi Horiuchi 2003-11-11
6518958 Electronic apparatus having plural entry switches Akio Miyajima 2003-02-11
6504269 Input device and electronic appliance using the same Akio Miyajima, Tsutomu Sakuma, Akira Nakanishi, Toyoshi Fukumura 2003-01-07
6388212 Push and rotary operating type electronic component Yukihiro Ishihara, Masaki Sawada, Hiroto Inoue 2002-05-14
6229103 Electronic component with built-in push switch driven by rotary and pushing operation of an operating knob Shigeru Yokoji, Hiroto Inoue, Hiroshi Matsui, Keiji Kaizaki, Koji Tamano 2001-05-08
6187477 Lithium secondary battery and cathode composition therefor Isao Watanabe, Hiroshi Horiuchi, Kensuke Yoshida, Tsutomu Miyashita, Masami Tsutsumi 2001-02-13
6136475 Lithium secondary battery and cathode composition therefor Masami Tsutsumi, Hiroshi Horiuchi, Isao Watanabe, Tsutomu Miyashita 2000-10-24
5951398 Encoder for game machine Masaki Sawada 1999-09-14
5705778 Rotary and pushbutton switch operating mechanism including flexible connection arrangement located between rotor and shaft Hiroshi Matsui, Hideki Shigemoto 1998-01-06
5613600 Rotatively-operated electronic component with push switch Shigeru Yokoji, Hiroshi Matsui, Kazuhiro Enokido, Yutaka Yamagishi 1997-03-25
5595288 Thin switch including domed contact Hiroshi Matsui, Yukihiro Ishihara 1997-01-21
5593023 Rotatively-operated electronic component with push switch Keiji Kaizaki, Shigeru Yokoji, Hiroto Inoue, Hiroshi Matsui 1997-01-14
5399503 Method for growing a HgCdTe epitaxial layer on a semiconductor substrate Tetsuo Saito, Tetsuya Kochi, Kazuo Ozaki, Kosaku Yamamoto 1995-03-21