Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9857687 | Method of manufacturing substrate and substrate and mask film | Kazunori Tsuge, Yoshihito Tanaka, Koji Akiyama, Kiyoshi Tanaka, Kazuyoshi Nishio +6 more | 2018-01-02 |
| 6391473 | Cu plated ceramic substrate and a method of manufacturing the same | Noriaki Tsukada | 2002-05-21 |
| 5841897 | Method for the tonal control or adjustment of reproduced color image and picture producing system making use of said method | Takashi Numakura, Susumu Kitazawa | 1998-11-24 |
| 5406394 | Color reproducing method used in an image data processing system comprising independent input and output devices | Takashi Numakura | 1995-04-11 |
| 5371616 | Tonal conversion method of a picture | Takashi Numakura | 1994-12-06 |
| 5357349 | Tonal conversion method for a picture | Takashi Numakura | 1994-10-18 |
| 5313310 | Tonal conversion method for pictures | Takashi Numakura | 1994-05-17 |
| 5286609 | Process for the formation of a negative resist pattern from a composition comprising a diazoquinone compound and an imidazole and having as a heat step the use of a hot water containing spray | — | 1994-02-15 |
| 5212518 | Tonal conversion method for a faded color photographic original picture | Takashi Numakura | 1993-05-18 |
| 5134494 | Method for producing color and black plates in a multi-color plate making apparatus | Takashi Numakura | 1992-07-28 |
| 5072305 | Picture producing apparatus using picture information values correlated to light intensities in tonal conversion formula | Takashi Numakura | 1991-12-10 |
| 5057931 | Tonal conversion method of pictures for producing reproduced pictures free of color-fog | Takashi Numakura | 1991-10-15 |
| 5014120 | Method for processing picture to be reproduced on color picture tube and processor therefor | Takashi Numakura | 1991-05-07 |
| 4956718 | Tonal conversion method for pictures | Takashi Numakura, Susumu Kitazawa, Junichi Naya | 1990-09-11 |
| 4924323 | Tonal conversion method for pictures | Takashi Numakura | 1990-05-08 |
| 4833546 | Photomechanical apparatus | Takashi Numakura, Susumu Kitazawa | 1989-05-23 |
| 4811108 | Tonal conversion method for pictures | Takashi Numakura, Susumu Kitazawa | 1989-03-07 |