AT

Akira Torisawa

Canon: 24 patents #2,540 of 19,416Top 15%
DS Daini Seikosha: 18 patents #3 of 155Top 2%
Overall (All Time): #77,075 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
4368990 Electronic timepiece Makoto Ueda, Masaharu Shida 1983-01-18
4352172 Detection device of electronic timepiece Makoto Ueda, Shuji Otawa, Masaaki Mandai, Masaharu Shida, Katsuhiko Sato 1982-09-28
4326278 Electronic timepiece Masaharu Shida, Makoto Ueda, Shuji Owada, Masaaki Mandai 1982-04-20
4321520 Electronic timepiece Makoto Ueda, Shuji Otawa, Masaaki Mandai, Masaharu Shida, Katsuhiko Sato 1982-03-23
4321519 Magnetic field detection device for electronic timepiece Makoto Ueda, Shuji Otawa, Masaaki Mandai, Masaharu Shida, Katsuhiko Sato 1982-03-23
4321521 Detection device of electronic timepiece Makoto Ueda, Shuji Otawa, Masaaki Mandai, Masaharu Shida, Katsuhiko Sato 1982-03-23
4315329 Load measuring device for the gear train of a timepiece Makoto Ueda, Masaharu Shida 1982-02-09
4312059 Electronic timepiece Masaaki Mandai, Makoto Ueda, Kazuhiro Asano, Masaharu Shida, Katsuhiko Satoh 1982-01-19
4312058 Electronic watch Masaharu Shida, Makoto Ueda 1982-01-19
4276626 Electronic watch Katsuhiko Satoh, Kazuhiro Asano, Masaaki Mandai, Makoto Ueda, Masaharu Shida 1981-06-30
4272837 Electronic timepiece with rotation detector Makoto Ueda, Katsuhiko Satoh, Masaharu Shida, Masaaki Mandai, Kazuhiro Asano 1981-06-09
4271496 Electronic watch Masaharu Shida, Makoto Ueda, Masaaki Mandai, Katsuhiko Sato, Kazuhiro Asano 1981-06-02
4241434 Stepping motor mechanism for an electronic watch Masaharu Shida, Makoto Ueda 1980-12-23
4217751 Electronic timepiece Makoto Ueda, Kazuhiro Asano, Katsuhiko Satoh, Masaaki Mandai, Masaharu Shida 1980-08-19
4209971 Electronic timepiece Makoto Ueda, Masaharu Shida 1980-07-01
4204397 Electronic timepiece Kazuhiro Asano, Makoto Ueda, Masaharu Shida, Katsuhiko Satoh, Masaaki Mandai 1980-05-27