MM

Masao Matsumoto

SO Sony: 9 patents #4,874 of 25,231Top 20%
YK Yoshida Kogyo K.K.: 4 patents #104 of 468Top 25%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
YK Ykk: 3 patents #225 of 845Top 30%
UB Unilever Patent Holdings B.V.: 2 patents #73 of 552Top 15%
DE Denso: 1 patents #6,940 of 11,792Top 60%
OC Otsuka Chemical Co.: 1 patents #131 of 269Top 50%
FC Fuji Kagakushi Kogyo Co.: 1 patents #13 of 37Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
NS Nippon Cable System: 1 patents #25 of 90Top 30%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
📍 Tokushima, JP: #50 of 1,059 inventorsTop 5%
Overall (All Time): #155,708 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
8526190 Mobile terminal apparatus, method of disposing flexible board, method of correcting closing manipulation, and method of preventing damage to flexible board Tatsuya Sano, Sojiro Terayama 2013-09-03
8496390 Cover unit and mobile terminal including the same Maki Ohuchi, Yuichi Yamada, Masato Yamaguchi 2013-07-30
8428663 Slide rotation device, slide rotation method, and portable terminal device Tatsuya Sano, Sojiro Terayama 2013-04-23
8036206 Wireless communication method and device Kazuoki Matsugatani 2011-10-11
7938586 Mobile terminal apparatus and sliding cover device 2011-05-10
7874745 Lock mechanism, slide apparatus, and mobile handset apparatus 2011-01-25
6757953 Method for forming an end of slide fastener chain Kazuki Kuse, Hideo Shimai, Mitsuru Yamakawa 2004-07-06
6745443 Apparatus for end forming of slide fastener chain Kazuki Kuse, Hideo Shimai, Mitsuru Yamakawa 2004-06-08
6512656 Recording and/or reproducing apparatus for a magnetic tape Jun Ishikawa, Keiichi Shibata 2003-01-28
6427295 Slide fastener chain, method and apparatus for forming end thereof Kazuki Kuse, Hideo Shimai, Mitsuru Yamakawa 2002-08-06
5839846 Joint structure for control cable Tatsuo Shimada, Keizo Tani, Tomoyuki Tokunaga, Yuichi Tanii, Shuichi Hannya +1 more 1998-11-24
5717540 Magnetic tape drive Jun Ishikawa 1998-02-10
5519075 Polyoxymethylene resin composition Kenji Kagawa, Toshiharu Seyama 1996-05-21
D356263 Bottle 1995-03-14
D353543 Bottle 1994-12-20
5212863 Method for forming element-free spaces in slide fastener chain 1993-05-25
5046249 Motor driven oscillating razor Manabu Kawara, Masao Tanahashi 1991-09-10
4975332 Recording medium for electrothermal transfer printing Masami Shini, Akio Shimomine, Atsuo Saiki 1990-12-04
4972572 IC sheet cutting press and IC sheet processing apparatus using the same Tatsuo Kimura, Yukio Kato, Sousuke Yamada, Kunio Kato, Shigeo Arai +3 more 1990-11-27
4927090 Method and apparatus for discharging spools 1990-05-22
4675997 Electric shaver powered by rechargeable batteries Hisao Nakagawa 1987-06-30
4573383 Apparatus for forming gaps in a slide fastener chain 1986-03-04
4510662 Apparatus and a method for forming space sections in a slide fastener chain having coupling elements in the form of continuous coil Shigeru Imai 1985-04-16
4451980 Chargeable electric instrument Kenzo Shirakawa, Norio Yamada, Masami Kitamura, Shinsaku Yasunaka 1984-06-05
4380869 Electric shaver of reciprocating drive type having trimmer blade Kenzo Shirakawa, Shinsaku Yasunaka 1983-04-26