Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36303 | Ink jet recording sheet | Susumu Ogawa, Kouji Idei | 1999-09-14 |
| 5750200 | Ink jet recording sheet and process for its production | Susumu Ogawa, Masaru Andoh, Hideki Nomura | 1998-05-12 |
| 5637196 | Ink jet recording sheet | Susumu Ogawa | 1997-06-10 |
| 5635297 | Ink jet recording sheet | Susumu Ogawa, Kouji Idei | 1997-06-03 |
| 5609964 | Ink jet recording sheet and method for producing same | Susumu Ogawa, Kouji Idei | 1997-03-11 |
| 5576088 | Ink jet recording sheet and process for its production | Susumu Ogawa, Masaru Andoh, Hideki Nomura | 1996-11-19 |
| 5496634 | Ink jet recording sheet | Susumu Ogawa, Kouji Idei | 1996-03-05 |
| 5472757 | Ink jet recording sheet | Susumu Ogawa, Kouji Idei | 1995-12-05 |
| 5447790 | Magnetic recording medium having a fibrous substrate, a styrene-butadiene underlayer, and a magnetic layer on a first side and an image recording layer on the second side | Haruyoshi Funae, Sadao Kinugasa, Hideo Makishima | 1995-09-05 |
| 5362364 | Process for producing alkaline paper | Toru Katsura | 1994-11-08 |
| 5302437 | Ink jet recording sheet | Kouji Idei, Masaru Andoh, Hirokazu Ohkura | 1994-04-12 |
| 4642662 | Carbonless paper for use in letter printers | Takahiro Torii, Mamoru Ishiguro | 1987-02-10 |
| 4640714 | Alcohol-based flexographic ink for use in backcarbon papers | Nobuhiro Kagota | 1987-02-03 |
| 4630079 | Pressure sensitive copying paper | Takao Kosaka, Mamoru Ishiguro | 1986-12-16 |
| 4387913 | No-carbon copying paper | Takahiro Torii | 1983-06-14 |
| 4296948 | Color-developing sheet for no-carbon copying process | Tsutomu Satoh, Hideo Ohye, Hirokazu Tsukahara, Takahiro Torii | 1981-10-27 |