Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8498912 | Charge managing system, image forming apparatus, charge managing server, and image forming method | Midori Murayama, Chikara Kishi, Hidenao Ubukata, Minoru Saito, Minoru Sakai +7 more | 2013-07-30 |
| 8156020 | Charge managing system, image forming apparatus, charge managing server, and image forming method | Midori Murayama, Chikara Kishi, Hidenao Ubukata, Minoru Saito, Minoru Sakai +7 more | 2012-04-10 |
| 6736908 | Composition and process for treating metal surfaces and resulting article | Keiichi Ueno, Takumi Honda | 2004-05-18 |
| 6300395 | Aqueous hydrophilization treatment composition and method for aluminum-containing metal material | Tomohiro Ohsako, Tatsuo Hibino | 2001-10-09 |
| 5538078 | Aluminum-containing metal composite material and process for producing same | Hiroyoshi Mizuno, Tomohiro Osako, Osamu Furuyama | 1996-07-23 |
| 5201119 | Method of manufacturing an aluminum heat exchanger | Hiroyoshi Mizuno, Masayoshi Nishikawa, Noriaki Kishi, Hideaki Kaneko, Naomasa Shimotomai | 1993-04-13 |
| 5070938 | Aluminum heat exchanger and method of manufacturing same | Hiroyoshi Mizuno, Masayoshi Nishikawa, Noriaki Kishi, Hideaki Kaneko, Naomasa Shimotomai | 1991-12-10 |
| 4830101 | Aluminum heat exchanger and method for producing aluminum heat exchanger | Toshio Ohara, Toshio Takahashi, Masayoshi Nishikawa, Tutomu Niwa, Takao Ogino +1 more | 1989-05-16 |
| 4783224 | Method for hydrophilic treatment of aluminum using an amphoteric polymer | Takao Ogino, Motoki Kanazawa, Akira Nishihara, Hiroshi Okita, Yoshinori Sakamoto | 1988-11-08 |
| 4726886 | Aluminum heat exchanger coating | Hideaki Kaneko, Takao Ogino | 1988-02-23 |