TM

Takeshi Maeda

HI Hitachi: 171 patents #6 of 28,497Top 1%
SO Sony: 22 patents #1,822 of 25,231Top 8%
Honda Motor Co.: 11 patents #1,779 of 21,052Top 9%
SC Sanyo Electric Co.: 6 patents #961 of 6,347Top 20%
HS Hitachi Video And Information Systems: 6 patents #11 of 269Top 5%
HM Hitachi Maxell: 6 patents #147 of 1,211Top 15%
NT Ntn: 4 patents #361 of 1,364Top 30%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
HC Hitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
HS Hitachi Microsoftware Systems: 2 patents #7 of 44Top 20%
NL Nippon Sheet Glass Company, Limited: 2 patents #332 of 836Top 40%
SI Seiko Instruments: 2 patents #605 of 1,437Top 45%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
OC Ogura Clutch Co.: 1 patents #23 of 61Top 40%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
CL Central Glass Company, Limited: 1 patents #505 of 968Top 55%
AI Aisin: 1 patents #310 of 1,000Top 35%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
HD Hitachi Displays: 1 patents #519 of 752Top 70%
AI Advanced Telecommunications Research Institute International: 1 patents #70 of 196Top 40%
Overall (All Time): #2,492 of 4,157,543Top 1%
228
Patents All Time

Issued Patents All Time

Showing 226–228 of 228 patents

Patent #TitleCo-InventorsDate
4293944 Information play-back apparatus with astigmatic auto-focusing Morishi Izumita, Yoshito Tsunoda, Susumu Sawano 1981-10-06
4241240 Optical information recording apparatus Kazuo Shigematsu, Keizo Kato, Toshimitsu Miyauchi, Seiji Yonezawa, Fumiyuki Inose +1 more 1980-12-23
4199820 Random access storage apparatus with a movable recording medium Masatoshi Ohtake, Morishi Izumita 1980-04-22