HY

Hideo Yoshizawa

Ricoh Company: 70 patents #91 of 9,818Top 1%
NL Nippon Sheet Glass Company, Limited: 29 patents #10 of 836Top 2%
KO Konica: 5 patents #528 of 1,958Top 30%
KM Konica Minolta: 3 patents #626 of 1,361Top 50%
KM Konica Minolta: 3 patents #1,112 of 2,718Top 45%
NA Namco: 2 patents #49 of 269Top 20%
TS The University Of Sydney: 1 patents #131 of 441Top 30%
NG Namco Bandai Games: 1 patents #56 of 178Top 35%
Overall (All Time): #11,212 of 4,157,543Top 1%
113
Patents All Time

Issued Patents All Time

Showing 26–50 of 113 patents

Patent #TitleCo-InventorsDate
8923726 Image forming apparatus incorporating developing device with first and second seals Kiyonori Tsuda, Kohichi Utsunomiya, Takuzi Yoneda, Yutaka Takahashi, Emi Kita +1 more 2014-12-30
8843019 Development device and image forming apparatus incorporating same Kiyonori Tsuda, Takuzi Yoneda, Emi Kita, Yutaka Takahashi, Yuki Oshikawa +1 more 2014-09-23
8843015 Imaging device, image forming apparatus, and process cartridge Kohichi Utsunomiya, Kiyonori Tsuda, Takuzi Yoneda, Emi Kita, Yutaka Takahashi +1 more 2014-09-23
D667047 Powder container Yuki Oshikawa 2012-09-11
8244163 Toner container and image forming apparatus Tadashi Hayakawa, Masashi Hasegawa, Makoto Kawaguchi 2012-08-14
8204402 Shutter mechanism Yukinori Sakuma 2012-06-19
8160461 Toner container and image forming apparatus Nobuyuki Taguchi, Goro Katsuyama, Takeroh Kurenuma, Masayuki Yamane 2012-04-17
8126375 Toner container and image forming apparatus Nobuyuki Taguchi, Masayuki Yamane, Takeroh Kurenuma, Takayuki Tamaki, Seiji Terazawa +5 more 2012-02-28
8050597 Toner container having a gear portion and image forming apparatus Tadashi Hayakawa, Masashi Hasegawa, Makoto Kawaguchi 2011-11-01
7991334 Toner container and image forming apparatus Nobuyuki Taguchi, Masayuki Yamane, Takeroh Kurenuma, Takayuki Tamaki, Seiji Terazawa +5 more 2011-08-02
7923084 Intermediate transfer member, method for producing the same and image forming method Masahiko Kurachi, Hideaki Morita, Fumitaka Mochizuki 2011-04-12
7918729 Program product, image generation system, and image generation method Tetsuya Shinoda, Takeshi Ono 2011-04-05
7853184 Toner container and image forming apparatus Nobuyuki Taguchi, Masayuki Yamane, Takeroh Kurenuma, Takayuki Tamaki, Seiji Terazawa +5 more 2010-12-14
7853183 Toner container and image forming apparatus Nobuyuki Taguchi, Goro Katsuyama, Takeroh Kurenuma, Masayuki Yamane 2010-12-14
7835675 Toner container and image forming apparatus Nobuyuki Taguchi, Goro Katsuyama, Takeroh Kurenuma, Masayuki Yamane 2010-11-16
7826777 Toner container and image forming apparatus having first and second biasing elements that bias the toner container Nobuyuki Taguchi, Goro Katsuyama, Takeroh Kurenuma, Masayuki Yamane 2010-11-02
7822371 Toner container and image forming apparatus Nobuyuki Taguchi, Masayuki Yamane, Takeroh Kurenuma, Takayuki Tamaki, Seiji Terazawa +5 more 2010-10-26
7720417 Toner container and image forming apparatus Nobuyuki Taguchi, Goro Katsuyama, Takeroh Kurenuma, Masayuki Yamane 2010-05-18
7706699 Toner container and image forming apparatus Nobuyuki Taguchi, Masayuki Yamane, Takeroh Kurenuma, Takayuki Tamaki, Seiji Terazawa +5 more 2010-04-27
7702262 Toner container including a container body with a gripper at the end thereof, and associated method Nobuyuki Taguchi, Masayuki Yamane, Takeroh Kurenuma, Takayuki Tamaki, Seiji Terazawa +5 more 2010-04-20
D602984 Toner cartridge holder 2009-10-27
D602985 Toner cartridge 2009-10-27
7599650 Developer bearing member, developing device, process cartridge and image forming apparatus Shunji Katoh, Katsumi Masuda, Yoshio Hattori, Hideki Kimura, Kiyotaka Sakai +4 more 2009-10-06
D600743 Toner cartridge holder 2009-09-22
D597130 Toner cartridge holder 2009-07-28