HY

Hiroshi Yoshizawa

PA Panasonic: 40 patents #308 of 21,108Top 2%
Sumitomo Electric Industries: 32 patents #425 of 21,551Top 2%
Ricoh Company: 21 patents #1,013 of 9,818Top 15%
OU Osaka City University: 12 patents #1 of 71Top 2%
Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
KS Kawasaki Steel: 4 patents #280 of 1,922Top 15%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
KE Keihin: 1 patents #237 of 596Top 40%
TC Tanaka Chemical: 1 patents #31 of 63Top 50%
VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
IK Ishihara Sangyo Kaisha: 1 patents #244 of 403Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #12,715 of 4,157,543Top 1%
107
Patents All Time

Issued Patents All Time

Showing 51–75 of 107 patents

Patent #TitleCo-InventorsDate
7474451 Optical scanning device, image forming apparatus, and method of reducing noises in optical scanning device Takeshi Yamakawa, Masanori Namba 2009-01-06
7468225 Non-aqueous electrolyte secondary battery Masaki Deguchi, Tooru Matsui, Masamichi Onuki, Shinichi Kinoshita 2008-12-23
7422824 Active material of positive electrode for nonaqueous electrolyte secondary battery and process for producing the same Shinji Arimoto, Takahiro Okuyama, Masatoshi Nagayama 2008-09-09
7414239 Optical-scanning apparatus and image forming apparatus Katsunori Shoji, Takeshi Yamakawa 2008-08-19
7381497 Positive electrode active material for non-aqueous electrolyte secondary battery Masatoshi Nagayama 2008-06-03
7378192 Nonaqueous electrolyte battery Takayuki Shirane, Yoshiaki Nitta, Kazuhiro Okamura 2008-05-27
7366431 Developing device, process cartridge and image forming apparatus Yasuhisa Ehara 2008-04-29
7354677 Battery pack Koji Saito, Katsuyuki Shirasawa, Shinji Ohta 2008-04-08
7319475 Method and apparatus for image forming capable of preventing image quality deterioration induced by heat from an optical deflector Yasumasa Tomita, Tetsuya Kimura, Masato Yokoyama, Keiji Okamoto, Keiichi Serizawa 2008-01-15
7319827 Apparatus and device unit for use in the apparatus 2008-01-15
7292794 System, apparatus, and method for preventing access to information stored in a consumable item of an image forming apparatus 2007-11-06
7255963 Non-aqueous electrolyte rechargeable battery Masatoshi Nagayama 2007-08-14
7209342 Electric double layer capacitor Tooru Matsui, Masaki Deguchi 2007-04-24
7157186 Method of producing positive electrode active material for non-aqueous electrolyte secondary battery Masatoshi Nagayama 2007-01-02
7149021 Optical scanner and image forming apparatus using the same 2006-12-12
7103709 Retrieving device and method, recording medium, and program for enabling a plurality of associative memories for retrieval and auto-storing Masato Yoneda 2006-09-05
7057780 Optical scanning device and image forming apparatus using the same 2006-06-06
7026073 Non-aqueous electrolyte secondary battery Atsushi Ueda, Kazuya Iwamoto, Takafumi Oura, Masaki Deguchi, Takaharu Morikawa 2006-04-11
6991752 Positive electrode active material for non-aqueous electrolyte secondary cell and cell using the same Masatoshi Nagayama, Shinji Arimoto 2006-01-31
6958198 Non-aqueous electrochemical apparatus Kazuya Iwamoto, Takafumi Oura, Kumiko Sonoda, Makino Hatazaki, Shinji Nakanishi 2005-10-25
6893778 Lithium polymer cell Akiko Fujino, Shinji Mino 2005-05-17
6841305 Non-aqueous electrolyte battery and non-aqueous electrolyte Atsushi Ueda, Kazuya Iwamoto 2005-01-11
6811577 Cell electrode plate, method for manufacturing it, and non-aqueous electrolyte secondary cell using them Hitoshi Fujimatsu, Takashi Iijima, Takayuki Shirane, Hizuru Koshina 2004-11-02
6813052 Optical scanner and image forming apparatus using the same 2004-11-02
6805993 Rechargeable battery with temperature controlled switch Tsuyoshi Kaito, Shinji Mino 2004-10-19