IS

Isao Shimizu

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
TC Taiyo Yuden Co.: 6 patents #213 of 959Top 25%
NT NTT: 4 patents #1,310 of 4,871Top 30%
Mazda Motor: 4 patents #991 of 4,755Top 25%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
NN Ntt Mobile Communications Network: 1 patents #141 of 253Top 60%
AR Advanced Technology & Research: 1 patents #7 of 20Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
JR Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
Overall (All Time): #86,630 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
5046820 Objective lens driving apparatus Shozo Saekusa, Seiichi Katoh, Akira Ikuma, Hiroshi Saito 1991-09-10
5001498 Thermal transfer printer Takashi Yoshida, Fumio Takeda, Hideki Tanaka, Katsumi Watanabe, Yasuhiro Matsuda +4 more 1991-03-19
4973233 Four-rotor type rotary piston engine Noriyuki Kurio, Junichi Funamoto, Yoshitaka Matsumuro 1990-11-27
4969207 Radio receiver with reception deterioration compensation Masayuki Sakamoto, Seizo Onoe, Mitsuru Murata 1990-11-06
4885628 Semiconductor integrated circuit device Yasuo Nagai, Masatoshi Kimura, Kenji Kaneko, Takeaki Okabe, Koozoo Sakamoto 1989-12-05
4817197 Mobile communication apparatus Katsunori Miyatake, Shuji Urabe, Kazuaki Murota 1989-03-28
4672411 Pressure sensor Kazuo Hoya 1987-06-09
4639757 Power transistor structure having an emitter ballast resistance 1987-01-27
4618397 Method of manufacturing semiconductor device having a pressure sensor Kazuji Yamada 1986-10-21
4591780 Constant current source device having a ratio metricity between supply voltage and output current Kazuji Yamada, Ryoichi Kobayashi, Yasuo Nagai, Kanji Kawakami 1986-05-27
4588472 Method of fabricating a semiconductor device 1986-05-13
4500900 Emitter ballast resistor configuration 1985-02-19
4407462 Web drive apparatus Fujio Tajima, Atsushi Ichikawa 1983-10-04