YH

Yoshinori Hayashi

Ricoh Company: 120 patents #18 of 9,818Top 1%
Yamaha: 22 patents #72 of 2,001Top 4%
DE Denso: 19 patents #459 of 11,792Top 4%
SM Shibaura Mechatronics: 13 patents #6 of 175Top 4%
Sharp Kabushiki Kaisha: 9 patents #1,853 of 10,731Top 20%
NS Nippon Gakki Seizo: 8 patents #32 of 332Top 10%
YC Yuki Gosei Kogyo Co.: 4 patents #5 of 36Top 15%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
CM Covalent Materials: 2 patents #16 of 81Top 20%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
Canon: 2 patents #12,681 of 19,416Top 70%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
NC Nissin Electric Co.: 1 patents #95 of 208Top 50%
KC Kowa Company: 1 patents #310 of 562Top 60%
KK Kureha Kagaku Kogyo: 1 patents #332 of 607Top 55%
RR Ricoh Technology Research: 1 patents #2 of 9Top 25%
PC Pacific Industrial Co.: 1 patents #64 of 133Top 50%
📍 Iwata, JP: #1 of 782 inventorsTop 1%
Overall (All Time): #3,073 of 4,157,543Top 1%
208
Patents All Time

Issued Patents All Time

Showing 101–125 of 208 patents

Patent #TitleCo-InventorsDate
7443558 Optical scanning device and image forming apparatus Kohji Sakai, Daisuke Ichii 2008-10-28
7417777 Optical scanning device and image forming apparatus Kenichiroh Saisho, Takeshi Ueda, Kohji Sakai, Daisuke Ichii 2008-08-26
7402738 Wind musical instrument equipped with slide and supporting system for assisting player in performance Shuichi Sawada, Hideo Suzuki, Akihiko Komatsu, Nariyasu Yaguchi, Souichi Takigawa 2008-07-22
7403278 Surface inspection apparatus and surface inspection method Hiroyuki Naraidate, Makoto Kyoya, Koji Izunome, Hiromi Nagahama, Miyuki Shimizu +1 more 2008-07-22
7397591 Optical scanner and image forming apparatus Hiromichi Atsuumi 2008-07-08
7385134 Wind musical instrument having pads for closing tone holes with mechanical assistance and supporting system used therein Shuichi Sawada, Hideo Suzuki, Akihiko Komatsu, Nariyasu Yaguchi, Souichi Takigawa 2008-06-10
7372604 Multi-beam scanner, multi-beam scanning method, synchronizing beam detecting method and image forming apparatus 2008-05-13
7362486 Optical scanning device with at least one resin lens for controlling a beam waist position shift Takeshi Ueda, Kohji Sakai 2008-04-22
7362019 Vehicle alternator Hiroshi Hamada, Mikio Mashino, Yoshitaka Kondou 2008-04-22
7315409 Optical scanning device and image forming apparatus using the same 2008-01-01
7298537 Optical scanner and image forming apparatus Hiromichi Atsuumi 2007-11-20
7271823 Optical scanner and image forming apparatus Yasutaka Izumi, Hiromichi Atsuumi 2007-09-18
7271824 Pixel clock generating apparatus, optical writing apparatus using a pixel clock, imaging apparatus, and method for generating pixel clocks Atsufumi Omori, Masaaki Ishida, Yasuhiro Nihei 2007-09-18
7253937 Multi-beam optical scanning device and image forming apparatus Takeshi Ueda, Kohji Sakai 2007-08-07
7245311 Image forming apparatus Taira Kouchiwa, Yutaka Ebi 2007-07-17
7236281 Optical scanner and image forming apparatus Hiromichi Atsuumi 2007-06-26
7233425 Multi-beam scanner, multi-beam scanning method, synchronizing beam detecting method and image forming apparatus 2007-06-19
7218432 Optical scanning apparatus and image forming apparatus Daisuke Ichii 2007-05-15
7164516 Optical scanner and image forming apparatus Hiromichi Atsuumi, Yasutaka Izumi 2007-01-16
7154651 Optical scanning device and imaging apparatus implementing the same Hiromichi Atsuumi, Naoki Miyatake 2006-12-26
7148042 Method of preparing a guanosine-group compound and an intermediate thereof Yoichi Mikami, Seiichiro Matsumoto, Toyoki Sato 2006-12-12
7149341 Wafer inspection apparatus Hiroyuki Naraidate, Hiroaki Yuda, Atsushi Tanabe, Hiromichi Isogai, Koji Izunome 2006-12-12
7145705 Optical scanner and image forming apparatus 2006-12-05
7141396 Method of preparing a guanosine-group compound and an intermediate thereof Yoichi Mikami, Seiichiro Matsumoto, Toyoki Sato 2006-11-28
7141397 Method of preparing a guanosine-group compound and an intermediate thereof Yoichi Mikami, Seiichiro Matsumoto, Toyoki Sato 2006-11-28