HI

Hisashi Ishijima

Ricoh Company: 20 patents #1,076 of 9,818Top 15%
📍 Yokohama, NJ: #20 of 31 inventorsTop 65%
Overall (All Time): #224,179 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
9111008 Document information management system Takashi Yano, Yasuhiro Tabata 2015-08-18
8554786 Document information management system Takashi Yano, Yasuhiro Tabata 2013-10-08
7624045 System and method for transmitting information regarding supplies and suppliers for image forming equipment Yuki Uchida, Toshihiro Kudara 2009-11-24
7599864 System and method for transmitting information regarding supplies and suppliers for image forming equipment Yuki Uchida, Toshihiro Kudara 2009-10-06
7512874 Document information management system Takashi Yano, Yasuhiro Tabata 2009-03-31
7363580 Intermediate address table for converting position information to an address of a link structure correlated information file on a hypertext document Yasuhiro Tabata, Takashi Yano 2008-04-22
7321867 System and method for transmitting information regarding supplies and suppliers for image forming equipment Yuki Uchida, Toshihiro Kudara 2008-01-22
7227655 Utilizing otherwise unused space on cover or partition sheets Yuki Uchida, Toshihiro Kudara 2007-06-05
6910184 Document information management system Takashi Yano, Yasuhiro Tabata 2005-06-21
6658408 Document information management system Takashi Yano, Yasuhiro Tabata 2003-12-02
6537324 Generating and storing a link correlation table in hypertext documents at the time of storage Yasuhiro Tabata, Takashi Yano 2003-03-25
6529788 Recycling system and recycling method Tatsuo Tani, Kiyoshi Sakai, Yasushi Akiba, Shohzoh Miyawaki, Teruzo Hasumi +3 more 2003-03-04
6381593 Document information management system Takashi Yano, Yasuhiro Tabata 2002-04-30
6356923 Document information management system Takashi Yano, Yasuhiro Tabata 2002-03-12
6317570 Field service system for image forming devices Yuki Uchida, Toshihiro Kudara, Hitoshi Sekine 2001-11-13
6035308 System and method of managing document data with linking data recorded on paper media Takashi Yano, Yasuhiro Tabata 2000-03-07
6014668 Document information management system and method of generating a human-computer interactive document sheet allowing relevant information retrieval from a remote site Yasuhiro Tabata, Takashi Yano 2000-01-11
RE36301 Image forming apparatus having rotatable electrophotographic process unit Tsukuru Kai, Masayuki Ohtani, Takaaki Yanagisawa, Masaaki Nagano 1999-09-14
5367363 Image forming apparatus having rotatable electrophotographic process unit Tsukuru Kai, Masayuki Ohtani, Takaaki Yanagisawa, Masaaki Nagano 1994-11-22
5235384 Image forming apparatus with replaceable process units Seiji Oka, Tomoji Ishikawa, Tsukuru Kai, Makoto Obu, Hidetoshi Yano 1993-08-10