TN

Tomoyuki Nishikawa

PE Pentax: 28 patents #47 of 761Top 7%
SC Seiren Co.: 5 patents #8 of 165Top 5%
AC Ando Electric Co.: 4 patents #39 of 301Top 15%
NC Nissin Chemical Industry Co.: 4 patents #12 of 83Top 15%
EX Exedy: 3 patents #81 of 223Top 40%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
MC Mitsubishi Heavy Industries Compressor: 2 patents #78 of 209Top 40%
KC Kyowa Hakko Kirin Co.: 2 patents #162 of 446Top 40%
GE Genomidea: 2 patents #2 of 19Top 15%
KC Kyowa Kirin Co.: 2 patents #18 of 125Top 15%
OU Osaka University: 1 patents #681 of 1,984Top 35%
Overall (All Time): #45,832 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
6008930 Acoustooptical modulator Hideaki Asaoka 1999-12-28
5956554 Sheet drying prevention device Tsukasa Yanashima 1999-09-21
5926680 Fixing unit Kasumi Yamamoto, Masatoshi Takano, Tsutomu Sato, Tsukasa Yanashima, Yutaka Ishikawa +1 more 1999-07-20
5842100 Fixing unit Tsukasa Yanashima, Masatoshi Takano, Tsutomu Sato, Kasumi Yamamoto, Yutaka Ishikawa 1998-11-24
5835835 Fixing unit having press roller opening/closing mechanisms Masatoshi Takano, Kasumi Yamamoto, Tsutomu Sato, Tsukasa Yanashima, Hiroyuki Saito 1998-11-10
5812253 Measuring apparatus for optical fiber amplifier and adjustment method for the same 1998-09-22
5785440 Form feeding stabilization device Yoshimi Saito 1998-07-28
5787321 Temperature controlling device for fixing unit Tsukasa Yanashima 1998-07-28
5740063 Measuring instrument 1998-04-14
5649274 Electrophotographic printer using a continuous-form recording sheet Ryoji Honda, Masahiro Kita, Ikuo Negoro, Takaaki Yano, Tatsuya Yoshida +3 more 1997-07-15
5565972 Electrophotographic printer using a continuous-form recording sheet Ryoji Honda, Masahiro Kita, Ikuo Negoro, Takaaki Yano, Tatsuya Yoshida +3 more 1996-10-15
5532811 Sheet feed mechanism with control for advancement and retraction of paper Yoshimi Saito 1996-07-02
5515149 Sheet feed mechanism with speed feeders Yutaka Ishikawa 1996-05-07
5493377 Continuous form printer Tsutomu Sato, Tsukasa Yanashima 1996-02-20
5479242 Fan system for electrophotographic apparatus Tsutomu Sato 1995-12-26
5475481 Fixing device for electrophotographic imaging apparatus Yoshimi Saito 1995-12-12
5432593 Sheet overheat prevention mechanism for fixing device Yoshimi Saito 1995-07-11
5386280 Electrophotographic imaging apparatus with continuous form feeder located after fixing device 1995-01-31
5355203 Heat roll fixing unit with uniform heat distribution Masahiro Kita 1994-10-11
5321479 Electrophotographic apparatus Tatsuya Yoshida, Mikio Horie, Kazuhiro Ichinokawa, Takaaki Yano, Masatoshi Takano +6 more 1994-06-14
5315359 Heat roll fixing unit 1994-05-24
5187528 Electrophotographic image forming apparatus having continuous form skew prevention Masahiro Kita 1993-02-16
5184952 Heat roll fixing unit Ikuo Negoro 1993-02-09
5181076 Jam prevention mechanism 1993-01-19
5170214 Fixing device having a cleaning element Ikuo Negoro, Masahiro Kita 1992-12-08