YN

Yoshiaki Nagao

Sumitomo Electric Industries: 17 patents #1,358 of 21,551Top 7%
Ricoh Company: 16 patents #1,360 of 9,818Top 15%
KI Kioritz: 11 patents #17 of 197Top 9%
Brother Kogyo: 7 patents #1,084 of 2,767Top 40%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
📍 Yokohama, WA: #13 of 36 inventorsTop 40%
Overall (All Time): #50,797 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
7102739 Method for selection of optical fiber and system for inspection of optical fiber Shinji Endo, Toshiyuki Yamamoto, Toshio Oshima 2006-09-05
7063061 Liquid quantity visual confirmation device and reservoir-forming member Toshio Takahashi, Liu Yumin, Yukio Sawadate 2006-06-20
6943872 Method for selection of optical fiber and system for inspection of optical fiber Shinji Endo, Toshiyuki Yamamoto, Toshio Oshima 2005-09-13
6925970 Air-cooled four-stroke internal combustion engine Yumin Liu, Yukio Sawadate, Masahiko Iizuka 2005-08-09
6853826 Image reader, image forming device, and bearing retaining structure Takuji Takahashi, Sachiko Nishikino 2005-02-08
6819896 Image reading apparatus with wire twist preventing structure and imaging apparatus using the same Takuji Takahashi, Sachiko Nishikino 2004-11-16
6754463 Image reading apparatus and method of accelerating drive of reading portion thereof Sachiko Nishikino, Takuji Takahashi 2004-06-22
6697600 Cover plate, image scanning device and image forming apparatus Sachiko Nishikino, Takuji Takahashi 2004-02-24
6549743 Image reading device Takuji Takahashi 2003-04-15
5991570 Image forming apparatus having a protection unit to protect a sensitive image forming element which is exposed when an open/close member is open Hiroyoshi Haga 1999-11-23
5685654 Printing tape cassette with separated recording medium and ink ribbon Atsuhiro Kobayashi, Mikio Sakuma 1997-11-11
5651249 Exhaust muffler structure for internal combustion engine Yasuharu Sato, Kazuhiro Tsutsui 1997-07-29
5526777 Air inlet apparatus for internal combustion engine Toshio Taomo, Hiroaki Koga, Hiroji Kawasaki, Tsutomu Ogata 1996-06-18
5471960 Cylinder for two-cycle internal combustion engine Kazuhiro Tsutsui 1995-12-05
5447129 Intake insulator Hiroji Kawasaki, Fujio Kobayashi, Yasuharu Sato, Tadashi Ozaki 1995-09-05
5419648 Tape feed mechanism having ribbon inked surface directed toward ribbon spool Atsuhiro Kobayashi, Mikio Sakuma 1995-05-30
5372105 Combustion chamber for two-cycle internal combustion engine Kazuhiro Tsutsui 1994-12-13
5333959 Printing device including a cassette accommodation chamber for accommodating cassettes of different thicknesses Koshiro Yamaguchi, Sumiko Nagao, Administrator 1994-08-02
5277503 Tape cassette built into a tape writer 1994-01-11
5211153 Two-cycle internal combustion gasoline engine cylinder Minoru Yonekawa, Yasuharu Sato, Isao Masuda, Tomohiro Ohtani 1993-05-18
5188469 Tape feed cassette with tape cutter and guide Atsuhiro Kobayashi, Mikio Sakuma 1993-02-23
4966476 Tape printer Susumu Kuzuya, Hideo Asakura, Shigenori Hattori 1990-10-30
4927278 Tape cassette and tape printer for use therewith Susumu Kuzuya, Hideo Asakura, Shigenori Hattori 1990-05-22
4626951 Singular housing of switch and protective semiconductor 1986-12-02
4599978 Reed valve Yoshikiyo Kamata 1986-07-15