AM

Akihiko Maruyama

SE Seiko Epson: 27 patents #582 of 7,774Top 8%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
KC Kyowa Hakko Kogyo Co.: 4 patents #233 of 943Top 25%
AT Agency Of Industrial Science And Technology: 3 patents #163 of 1,778Top 10%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
HM Hitachi Aloka Medical: 1 patents #35 of 93Top 40%
Overall (All Time): #69,080 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
6466518 Time measurement device Hidehiro Akahane, Kenichi Okuhara, Nobuhiro Koike 2002-10-15
6387667 Process for producing cytidine diphosphate choline Tatsuro Fujio, Sadao Teshiba 2002-05-14
6370087 Time measurement device and time measurement method Hidehiro Akahane, Kenichi Okuhara, Nobuhiro Koike 2002-04-09
6352850 Chitinase and method for preparing the same Shizu Fujishima, Naoko Yamano, Takanori Higashihara 2002-03-05
6350605 Microorganisms, microbial symbionts, their culture methods, and methods for treating manganese-containing water using them Naoki Mita, Yoshishige Kato, Takanori Higashihara, Yutaka Kanai, Akira Usui +3 more 2002-02-26
5818058 Particle beam irradiation apparatus Tetsuya Nakanishi, Shinji Sato, Tetsuya Matsuda, Chihiro Tsukishima, Hirofumi Tanaka 1998-10-06
5744325 Process for producing N-acetylglucosamine-6-phosphate deacetylase Shizu Fujishima, Naoko Yamano, Takanori Higashihara 1998-04-28
5731184 Process for producing N-acetyl-D-glucosamine deacetylase Shizu Fujishima, Naoko Yamano, Takanori Higashihara 1998-03-24
5578471 Process for the preparation of ascorbic acid-2-phosphate Tatsuro Fujio 1996-11-26
5479380 Ultrasonic motor for driving an analog electronic watch Osamu Miyazawa, Joji Kitahara 1995-12-26
5339297 Switching arrangement for applying battery voltage to circuitry block in an analog timepiece Hiroshi Suzuki, Shigeru Aoki, Nobuhiro Koike 1994-08-16
5289452 Multifunction electronic analog timepiece Kenji Sakamoto, Tatsuo Moriya, Hiroshi Yabe, Takashi Kawaguchi, Masato Yoshino 1994-02-22
5250425 Process for producing ascorbic acid-2-phosphate Tatsuro Fujio, Sadao Teshiba, Satoshi Koizumi 1993-10-05
5214625 Setting mechanism for an analog timepiece Hiroshi Suzuki, Shigeru Aoki, Nobuhiro Koike 1993-05-25
5212079 Process for the preparation of ascorbic acid-2-phosphate Tatsuro Fujio, Satoshi Koizumi 1993-05-18
5113381 Multifunction electronic analog timepiece Kenji Sakamoto, Tatsuo Moriya, Hiroshi Yabe, Takashi Kawaguchi, Masato Yoshino 1992-05-12
5042016 Analog timepiece Hiroshi Suzuki, Shigeru Aoki, Nobuhiro Koike 1991-08-20
5016231 Apparatus for electronically correcting an electronic timepiece Takashi Kawaguchi, Hiroshi Yabe, Hiroyuki Kubo 1991-05-14