TH

Tadashi Hayakawa

Ricoh Company: 62 patents #126 of 9,818Top 2%
HK Henkel Ag & Co. Kgaa: 5 patents #280 of 2,331Top 15%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
YC Yoshino Kogyosho Co.: 4 patents #100 of 361Top 30%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HC Hayakawa Rubber Co.: 2 patents #9 of 43Top 25%
TC The Coca-Cola: 1 patents #680 of 1,471Top 50%
Overall (All Time): #22,636 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 26–50 of 80 patents

Patent #TitleCo-InventorsDate
9547258 Powder container, powder supply device and image forming apparatus Junichi Matsumoto, Tsukuru Kai, Hiroshi Hosokawa, Makoto Komatsu, Yuzuru Ozawa 2017-01-17
9482987 Powder container, powder supply device and image forming apparatus Junichi Matsumoto, Tsukuru Kai, Hiroshi Hosokawa, Makoto Komatsu, Yuzuru Ozawa 2016-11-01
9405221 Powder container and image forming apparatus incorporating same Makoto Komatsu, Tsukuru Kai, Hiroshi Hosokawa, Junichi Matsumoto, Yuzuru Ozawa 2016-08-02
9285763 Cap, powder container, developer supply device, and image forming apparatus Makoto Komatsu, Tsukuru Kai, Hiroshi Hosokawa, Daichi Yamaguchi, Junichi Matsumoto 2016-03-15
9256158 Apparatus and method for preventing an information storage device from falling from a removable device Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Takuji Takahashi +5 more 2016-02-09
9244379 Powder container and image forming apparatus incorporating same Junichi Matsumoto, Tsukuru Kai, Hiroshi Hosokawa, Yuzuru Ozawa, Makoto Komatsu 2016-01-26
9207574 Powder material container and image forming apparatus provided therewith, and powder material replenishing method Seiji Terazawa 2015-12-08
9114623 Liquid cartridge and image forming apparatus with same Yasunobu Kawajiri, Atsushi Miwa, Shotaro Takeuchi, Masashi Ohnishi, Ikoh Soh 2015-08-25
9116468 Powder storage container and image forming apparatus in which a gripping part includes a powder loading port and a sealing member Seiji Terazawa, Atsushi Inoue, Kaori Mitsuishi, Yuki Oshikawa, Michitaka Sasaki +1 more 2015-08-25
9110402 Apparatus and method for preventing an information storage device from falling from a removable device Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Takuji Takahashi +5 more 2015-08-18
9081327 Apparatus and method for preventing an information storage device from falling from a removable device Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Takuji Takahashi +5 more 2015-07-14
9069287 Apparatus and method for preventing an information storage device from falling from a removable device Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Takuji Takahashi +5 more 2015-06-30
8965250 Cap, powder container, developer supply device, and image forming apparatus Makoto Komatsu, Tsukuru Kai, Hiroshi Hosokawa, Daichi Yamaguchi, Junichi Matsumoto 2015-02-24
8934813 Image-forming apparatus and powder container Hiroshi Hosokawa, Tsukuru Kai, Junichi Matsumoto, Makoto Komatsu 2015-01-13
8909071 Apparatus and method for preventing an information storage device from falling from a removable device Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Takuji Takahashi +5 more 2014-12-09
8886095 Powder container, powder supply device and image-forming apparatus Makoto Komatsu, Tsukuru Kai, Hiroshi Hosokawa, Junichi Matsumoto 2014-11-11
8843034 Toner container, toner container frame, and image forming apparatus incorporating same Masayuki Yamane, Kunihiro Ohyama, Takeshi Uchitani, Yasufumi Takahashi 2014-09-23
8660441 Information storage device, removable device, developer container, and image forming apparatus Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Takuji Takahashi +5 more 2014-02-25
8646886 Ink cartridge and an imaging apparatus Shotaro Takeuchi, Toshiroh Tokuno, Tomomi Katoh, Masanori Kusunoki, Akiko Bannai +2 more 2014-02-11
8626037 Powder container having an opening on an end of the container body, the opening facing the longitudinal direction of the container Daichi Yamaguchi, Makoto Komatsu, Tsukuru Kai, Hiroshi Hosokawa 2014-01-07
8474958 Ink cartridge and image forming apparatus including the same Masahiro Kuwata, Ikoh Soh, Tomomi Katoh, Toshiroh Tokuno, Akiko Bannai +2 more 2013-07-02
8454142 Liquid carrying container and image forming device Akiko Bannai, Toshiroh Tokuno, Shotaro Takeuchi, Masanori Kusunoki, Tomomi Katoh +2 more 2013-06-04
8454136 Ink cartridge and image forming apparatus employing the ink cartridge Tomomi Katoh, Ikoh Soh, Toshiroh Tokuno, Akiko Bannai, Shotaro Takeuchi +2 more 2013-06-04
8393721 Imaging-material container, ink cartridge, and image forming apparatus Tomomi Katoh, Ikoh Soh, Akiko Bannai, Shotaro Takeuchi, Masahiro Kuwata +2 more 2013-03-12
8385787 Image forming apparatus and medium container installed therein Daichi Yamaguchi, Tsukuru Kai, Yukimichi Someya, Makoto Komatsu 2013-02-26