Issued Patents All Time
Showing 51–75 of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7097950 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masato Tanaka, Masataka Kawahara, Yuka Ishizuka | 2006-08-29 |
| 7071962 | Electrophotographic apparatus, process cartridge and electrophotographic photosensitive member unit | Masato Tanaka, Ryuji Higashi | 2006-07-04 |
| 6773856 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Masato Tanaka, Hideki Anayama, Hidetoshi Hirano, Ryuji Higashi | 2004-08-10 |
| 6768006 | Phthalocyanine crystal, production process therefor, and electrophotographic photosensitive member, process cartridge and apparatus using the crystal | Masato Tanaka, Hidetoshi Hirano, Kan Tanabe, Kazue Asakura | 2004-07-27 |
| 6756002 | Producing method of a thermoplastic resin sheet and producing apparatus thereof | Akira Funaki, Tohru Yukumoto, Katsumi Uchiyama | 2004-06-29 |
| RE38495 | Method for manufacturing thermoplastic sheets bearing embossed patterns thereon and an apparatus therefor | Akira Funaki, Ryuji Moriwaki | 2004-04-13 |
| 6699637 | Process for producing optical information recording medium and optical information recording medium produced by the process | Shuichiro Ogawa, Keigo Takeguchi | 2004-03-02 |
| 6568931 | Emboss pattern processing apparatus | Ryuji Moriwaki | 2003-05-27 |
| 6465143 | Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Masato Tanaka, Hideki Anayama, Hidetoshi Hirano, Kan Tanabe, Kazue Asakura | 2002-10-15 |
| 6447967 | Phthalocyanine crystal, production process therefor, and electrophotographic photosensitive member, process cartridge and apparatus using the crystal | Masato Tanaka, Hidetoshi Hirano, Kan Tanabe, Kazue Asakura | 2002-09-10 |
| 6402873 | Method of manufacturing laminated thermoplastic resin sheet and apparatus therefor | Akira Funaki, Masahiro Kubo | 2002-06-11 |
| 6372324 | Soft transparent polyethylene resin sheet and process for producing the same | Tohru Yukumoto, Kenichi Fujiwara, Tomohiro Nagao | 2002-04-16 |
| 6306327 | Producing method of a thermoplastic resin sheet and producing apparatus therefor | Akira Funaki, Tohru Yukumoto, Katsumi Uchiyama | 2001-10-23 |
| 6296731 | Method for producing a decorative sheet and apparatus for producing the same | Tohru Yukumoto | 2001-10-02 |
| 6262924 | Programmable semiconductor memory device | Yutaka Fukutani, Tomohiro Nakayama, Seizi Hirayama, Waichiro Fujieda, Arayama Youji +5 more | 2001-07-17 |
| 6260887 | Method of emboss pattern process, emboss pattern processing apparatus, and embossed sheet | Ryuji Moriwaki | 2001-07-17 |
| 6199025 | Semiconductor device having selectable device type and methods of testing device operation | Masaki Okuda | 2001-03-06 |
| 6182349 | Method for producing a seamless metallic belt | Kouzaburo Matsuzawa, Akira Funaki | 2001-02-06 |
| 6026052 | Programmable semiconductor memory device | Yutaka Fukutani, Tomohiro Nakayama, Seizi Hirayama, Waichiro Fujieda, Arayama Youji +5 more | 2000-02-15 |
| 5958309 | Method for manufacturing thermoplastic sheets bearing embossed patterns thereon and an apparatus therefor | Akira Funaki, Ryuji Moriwaki | 1999-09-28 |
| 5906785 | Heat-treating method of a thermoplastic resin film | Akira Funaki, Ryuji Moriwaki | 1999-05-25 |
| 5896662 | Multi-layer structure roller and a method for producing the same | Kouzaburo Matsuzawa | 1999-04-27 |
| 5895344 | Multi-layer structure roller and a method for producing the same | Kouzaburo Matsuzawa | 1999-04-20 |
| 5833792 | Method for producing a laminated thermoplastic resin film, a laminated thermoplastic resin film and a thermally produced molding of the same | Akira Funaki, Katsumi Uchiyama, Tohru Yukumoto | 1998-11-10 |
| 5831933 | Programmable semiconductor memory device | Yutaka Fukutani, Tomohiro Nakayama, Seizi Hirayama, Waichiro Fujieda, Arayama Youji +5 more | 1998-11-03 |