TK

Tetsuya Kagawa

KM Konica Minolta: 16 patents #62 of 1,361Top 5%
Ricoh Company: 14 patents #1,578 of 9,818Top 20%
MC Mita Industrial Co.: 7 patents #201 of 891Top 25%
Rohm Co.: 4 patents #677 of 2,292Top 30%
Canon: 2 patents #12,681 of 19,416Top 70%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
MC Minolta Co.: 1 patents #942 of 1,416Top 70%
Overall (All Time): #64,648 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 26–45 of 45 patents

Patent #TitleCo-InventorsDate
7231171 Image copying apparatus and image copying method Yoshifumi Shibata, Yuichi Kuroyanagi 2007-06-12
7228090 Image forming apparatus with a removable process unit capable of securing rotation transmission accuracy without stressing a holding portion despite shaft misalignment Yoshiyuki Toso, Nozomu Kondo, Kou Yamada, Tooru Watanabe, Syuichi Katogi +1 more 2007-06-05
7187463 Method of determining whether registration information to be erased includes information reserved for use in a communication job 2007-03-06
6574012 Communication terminal apparatus of determining a communication speed for line condition 2003-06-03
6222645 Facsimile apparatus and communication method therefor 2001-04-24
6160637 Facsimile apparatus and method 2000-12-12
5995239 Facsimile apparatus, facsimile method, and facsimile system including a modem for determining a data rate Tetsuya Kawaguchi 1999-11-30
5909066 Linear motor apparatus employing linear motor as drive source Katsuhiro Nanba, Masamitsu Ishiyama, Mitsutoshi Yagoto, Makoto Izawa, Toshio Kitaoka +1 more 1999-06-01
5775918 System for making examination papers and having an automatic marking function Masato Yanagida, Takako Sato 1998-07-07
5715378 Density processing method Masaya Fujimoto, Haruo Yamamoto, Shuji Hayashi 1998-02-03
5608545 Facsimile device and communication control method thereof 1997-03-04
5597311 System for making examination papers and having an automatic marking function Masato Yanagida, Takako Sato 1997-01-28
5499361 Density processing method Masaya Fujimoto, Haruo Yamamoto, Shuji Hayashi 1996-03-12
5452474 Externally attached handset of an end terminal used for mobile communication systems 1995-09-19
5422740 Image forming apparatus which effects output gray level correction Masaya Fujimoto, Haruo Yamamoto, Shuji Hayashi 1995-06-06
5418618 Tone processing method for forming a halftone image Katsumi Nagata 1995-05-23
5398101 Image forming apparatus capable of copying images on various copy items Akihiro Takada, Masahiko Fukano, Koji Izumi, Hiroshi Kageyama 1995-03-14
5097187 Motor control apparatus for controlling motor for selectively driving two mechanisms Takaho Koshiishi 1992-03-17
4982242 Color image forming apparatus Yoshifumi Ishii, Masami Kai, Masashi Matsumoto, Hideki Kita, Hiroyuki Deguchi +1 more 1991-01-01
4724464 Area setting device Tadashi Umeda, Hiromi Okada, Naoki Nakashima, Masanobu Maeshima, Tadashi Kobata +3 more 1988-02-09