YI

Yasuhiko Ikeda

Canon: 43 patents #968 of 19,416Top 5%
NI Nifco: 18 patents #10 of 650Top 2%
SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
PS Prime Planet Energy & Solutions: 3 patents #25 of 228Top 15%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
NC Nippon Steel Chemical Co.: 2 patents #60 of 380Top 20%
RC Rheon Automatic Machinery Co.: 1 patents #55 of 90Top 65%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Overall (All Time): #25,532 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 51–75 of 75 patents

Patent #TitleCo-InventorsDate
D430484 String fixing device 2000-09-05
6102506 Recording apparatus Keizo Sasai, Akio Okubo, Atsushi Saito, Shigeyuki Sugiyama 2000-08-15
6092891 Fixing mechanism and ink jet recording apparatus using the fixing mechanism Akio Okubo, Atsushi Saito 2000-07-25
6048046 Ink discharge detecting method for an ink jet recording apparatus, said ink jet recording apparatus and an image forming device using said ink jet recording apparatus Atsushi Saito, Akio Okubo, Keizo Sasai, Shigeyuki Sugiyama, Mitsuo Morita 2000-04-11
6012795 Ink amount detecting device and recording apparatus provided with such a device Atsushi Saito, Akio Okubo 2000-01-11
5988787 Ink jet apparatus having a recording unit cartridge including a recording head, ink supply system and ink collecting member Fumihiko Watanabe, Takeshi Ono, Akio Okubo, Atsushi Saito 1999-11-23
5859653 Ink jet recording apparatus for maintaining constant distance between recording head and recording medium Noriyuki Aoki, Akio Okubo, Atsushi Saito, Keizo Sasai, Katsumi Obana +2 more 1999-01-12
5844687 Image processing apparatus Hiromichi Nagane, Akio Okubo, Masakatsu Yamada 1998-12-01
5737808 Cord fastener 1998-04-14
5721581 Recording apparatus Atsushi Saito, Makoto Kobayashi, Akio Okubo, Junji Iguchi, Keizo Sasai +6 more 1998-02-24
5689290 Liquid level detecting mechanism and ink jet recording apparatus having the mechanism Atsushi Saito, Akio Okubo 1997-11-18
D373076 Strap fastener 1996-08-27
D368852 Strap fastener 1996-04-16
5508722 Ink jet apparatus and method for detecting ink nondischarge based on ink temperature Atsushi Saito, Akio Okubo, Keizo Sasai, Shigeyuki Sugiyama, Mitsuo Morita 1996-04-16
D367222 Strap fastener 1996-02-20
5401895 Process for preparing divinylbenzene Tomiho Arima, Toyoki Fujita, Masahiro Mikajiri 1995-03-28
5153052 Double-shot molded resin article Toshie Tanaka, Akiro Nakagawa, Haruhiko Watari 1992-10-06
4928364 Buckle 1990-05-29
4863587 Method for recovery of a phenolic polymerization inhibitor Takashi Tonari 1989-09-05
4843688 Buckle having belt engaging friction means 1989-07-04
4800629 Plastic buckle 1989-01-31
4682198 Gate turn-off thyristor with integral capacitive anode Shuroku Sakurada 1987-07-21
4607273 Power semiconductor device Shuroku Sakurada, Hitoshi Matsuzaki, Takehiro Ohta 1986-08-19
4486546 Process for preparing a heat resistant soft composite Tadaki Murakami, Isao Ishii 1984-12-04
4210924 Semiconductor controlled rectifier with configured cathode to eliminate hot-spots Katsumi Akabane, Isao Kojima, Yoshikazu Takita, Soushi Suzuki, Koichi Wajima +1 more 1980-07-01