YY

Yoshihiro Yokoyama

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
SO Sony: 4 patents #8,966 of 25,231Top 40%
Overall (All Time): #242,048 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
6937259 Image forming device and recording intermediate belt mounting jig Kenji Sasaki, Haruo Yamashita, Kazuyuki Takahashi, Tetsuya Morita 2005-08-30
6005617 Electronic camera with mechanical subscanner Takeshi Shimamoto 1999-12-21
5901254 Apparatus and method for image reduction Hiroaki Iguchi, Yasuo Kurosu, Hiroshi Abei, Masaaki Fujinawa 1999-05-04
5625810 Data file apparatus for registering and retrieving data files in accordance with attribute information thereof Yasuo Kurosu, Hidefumi Masuzaki 1997-04-29
5590317 Document information compression and retrieval system and document information registration and retrieval method Hiroaki Iguchi, Yasuo Kurosu, Masaaki Fujinawa, Hidefumi Masuzaki 1996-12-31
5495322 Electrophotographic developing apparatus which utilizes single-component developing material Toshiyuki Wada, Kenji Asakura, Yoshihito Urata 1996-02-27
5452102 Image processing unit Yasuo Kurosu, Masaaki Fujinawa 1995-09-19
5369742 Image file and retrieving apparatus and method Yasuo Kurosu, Shuhei Wada, Hidefumi Masuzaki 1994-11-29
5353397 Registration/search system for registering and searching image data using vector data attributes Yasuo Kurosu, Seiichi Kanema, Hajime Uchiyama, Masahiro Okumura, Naoaki Kubushiro +2 more 1994-10-04
5181260 Method for determining the amount of skew of image, method for correcting the same, and image data processing system Yasuo Kurosu, Kenichi Nishikawa, Hidefumi Masuzaki, Masaaki Fujinawa 1993-01-19
5048101 Electronic filing device Yasuo Kurosu, Koichi Okazawa, Hiroaki Aotsu, Hidefumi Masuzaki 1991-09-10
5034733 Method and apparatus for rotating dots data Koichi Okazawa, Yasuo Kurosu, Nobuaki Izuno, Tamon Masimo 1991-07-23
4943857 Synchronizing circuit for an external signal and an internal sampling clock signal Nobuaki Izuno, Yasuo Kurosu, Koichi Okazawa, Kensuke Ooyu 1990-07-24
4736435 Ear piece transducer Shingo Watanabe, Koji Nageno 1988-04-05
4668842 Headphone Yoshiyuki Kamon, Tsutomu Kakiuchi 1987-05-26
4609277 Electro photographic copier with photoconductive belt Yoshito Urata, Kazuo Watanabe, Kiyoteru Ito 1986-09-02
4429194 Earphone Yoshoyuki Kamon 1984-01-31
4376233 Securing of lead wires to electro-acoustic transducers Yoshiyuki Kamon 1983-03-08
4279006 Magnetic tape recording and/or reproducing apparatus Toshiharu Sasaki, Noboru Katakabe 1981-07-14