AA

Akira Asai

Sumitomo Electric Industries: 31 patents #458 of 21,551Top 3%
Canon: 30 patents #1,833 of 19,416Top 10%
PA Panasonic: 11 patents #2,326 of 21,108Top 15%
Mazda Motor: 5 patents #800 of 4,755Top 20%
Brother Kogyo: 4 patents #1,445 of 2,767Top 55%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
BI Brother Industries: 1 patents #202 of 325Top 65%
Overall (All Time): #20,177 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 76–85 of 85 patents

Patent #TitleCo-InventorsDate
5367991 Valve operating system of engine Masami Nishida, Masaki Fukuma 1994-11-29
5329895 System for controlling valve shift timing of an engine Masami Nishida, Toru Kurisu, Takashi Ikai, Hiroaki Sugiura, Hiroshi Enomoto +4 more 1994-07-19
5218376 Liquid jet method, recording head using the method and recording apparatus using the method 1993-06-08
4831391 Liquid injection recording system, a liquid injection head, a base plate for the recording head, and a recording apparatus having the liquid injection recording head 1989-05-16
4741641 Tractor having an endless belt with driving pins Susumu Kuzuya, Yoshiyuki Karube, Yoshikatsu Hirata, Tetsuro Ueno 1988-05-03
4719478 Heat generating resistor, recording head using such resistor and drive method therefor Masayoshi Tachihara, Shinichi Hirasawa, Masami Ikeda, Hirokazu Komuro 1988-01-12
4299503 Character selection mechanism for a typewriter Tomoyoshi Watanabe, Toshio Nakai, Susumu Kuzuya, Hiroshi Onoda, Takayuki Iwase +1 more 1981-11-10
4283150 Typewriter Masami Hanazono, Tomoyoshi Watanabe, Toshio Nakai, Susumu Kuzuya, Takayuki Iwase +2 more 1981-08-11
4277192 End of line locking mechanism for power operated typewriter Toshio Nakai, Susumu Kuzuya, Hiroshi Onoda, Takayuki Iwase 1981-07-07
4234262 Single element print head Toshio Nakai, Susumu Kuzuya, Takayuki Iwase, Hiroshi Onoda, Kazuo Nakamura 1980-11-18