HH

Haruhiko Higuchi

CC Citizen Watch Co.: 17 patents #19 of 1,225Top 2%
MA Maxell: 7 patents #88 of 437Top 25%
CC Clarion Co.: 4 patents #133 of 721Top 20%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
CC Citizen Holdings Co.: 1 patents #208 of 431Top 50%
HH Hitachi High-Technologies: 1 patents #674 of 1,200Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
Overall (All Time): #105,117 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
6046964 Electronic timepiece provided with a calendar Hiroyuki Koike 2000-04-04
6021097 Electronic watch provided with an electrical generator Fumio Kanno, Kenji Miyasaka, Kohichi Satoh, Kiyotaka Igarashi 2000-02-01
5973469 Motor driving apparatus Masakazu Ichikawa, Hiroyuki Kihara, Tomomi Murakami, Hidetaka Tsuchiya 1999-10-26
5881028 Power supply for electronic timepiece Kenji Fujita 1999-03-09
5751664 Hand rotating mechanism for electronic watch Noritoshi Suzuki 1998-05-12
5701278 Power supply unit for electronic appliances Kenji Miyasaka, Norio Miyauchi 1997-12-23
5570086 Data carrier system Tadashi Hanaoka 1996-10-29
5479379 Alarm clock Hidetaka Tsuchiya 1995-12-26