MS

Masashi Sakamoto

HH Hitachi High-Technologies: 11 patents #237 of 1,917Top 15%
MI Minolta: 8 patents #233 of 1,109Top 25%
NS Nippon Steel: 4 patents #672 of 4,423Top 20%
NM Nippon Steel & Sumitomo Metal: 4 patents #273 of 1,491Top 20%
AC Asahi Kasei Kogyo Co.: 3 patents #207 of 1,395Top 15%
IK Ishihara Sangyo Kaisha: 3 patents #132 of 403Top 35%
Ngk Spark Plug Co.: 3 patents #540 of 1,594Top 35%
NC Nhk Spring Co.: 3 patents #263 of 1,116Top 25%
MC Minolta Co.: 2 patents #718 of 1,416Top 55%
SC Senju Metal Industry Co.: 2 patents #126 of 349Top 40%
KC Kobayashi Pharmaceutical Co.: 1 patents #50 of 117Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
SE Sega Enterprises: 1 patents #101 of 368Top 30%
Overall (All Time): #64,029 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 26–45 of 45 patents

Patent #TitleCo-InventorsDate
7082810 Gas sensor Yoshikuni Sato, Keigo Banno, Katsuya Otake, Takeshi Morita, Hideki Ishikawa +1 more 2006-08-01
7080543 Sensor and method for manufacturing the same Hideki Ishikawa, Yoshikuni Sato, Keigo Banno, Noboru Ishida, Takafumi Oshima 2006-07-25
7075077 Method of observing a specimen using a scanning electron microscope Hirohito Okuda, Toshifumi Honda, Kazuo Aoki, Kohei Yamaguchi 2006-07-11
6892566 Gas concentration sensor Yoshikuni Sato, Hideki Ishikawa, Keigo Banno, Noboru Ishida 2005-05-17
5849073 Pigment for sensing gas leakage and process for producing the same Haruo Okuda, Hideo Futamata 1998-12-15
5802427 Image forming apparatus having means to disable a drive force when an apparatus cover is opened Kenji Sawada, Masahiro Sato, Hitoshi Sekino 1998-09-01
5587769 Image forming apparatus allowing simple replacement of intermediate transfer member and easy maintenance and handling of paper jams Kenji Sawada, Masahiro Sato, Hitoshi Sekino 1996-12-24
5395870 Vinyl resin composition Yoshio Suzuki 1995-03-07
5329339 Laser beam printer capable of forming line images having stable image width Masaki Takahashi, Keizo Nishiguchi 1994-07-12
5289233 Removably mountable image forming unit held together by thermally shrinkable film Shin Miyata 1994-02-22
5260743 Electrophotographic apparatus including an attachment device for enabling the apparatus to perform additional functions 1993-11-09
5229446 Polystyrene resin composition having improved stiffness Akifumi Tohara, Kiyoshi Koutou 1993-07-20
5198841 Electric printer 1993-03-30
5049309 Titania sol Haruo Okuda, Setuo Koike, Yasuo Yamasaki 1991-09-17
5039714 Rubber-modified polystyrene resin composition Hideo Kasahara, Hiroaki Ishikawa, Kiyoshi Maeda 1991-08-13
5028957 Image forming apparatus with an image reading function 1991-07-02
4937627 Image forming apparatus having toner replenishing device interchangeable with a developing unit Hiroshi Ozawa, Hidekazu Nakagami 1990-06-26
4922294 Image forming apparatus Hidekazu Nakagami, Hiroshi Ozawa 1990-05-01
4882605 Electrophotographic copying machine 1989-11-21
4880703 Acicular electroconductive titanium oxide and process for producing same Haruo Okuda, Hideo Takahashi, Eiji Yamada 1989-11-14