Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12263809 | Communication device, smart key device, and communication method | — | 2025-04-01 |
| 12261335 | Liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell | Susumu Saito, Takumi Okuyama | 2025-03-25 |
| 12243889 | Detection device and display device | Yoshitaka OZEKI, Seiji Uejima | 2025-03-04 |
| 12162966 | Sulfonic acid group-containing polymer, fluorosulfonyl group-containing polymer, and liquid composition | Takeshi Hirai, Susumu Saito | 2024-12-10 |
| 12018106 | Fluorosulfonyl group-containing fluoropolymer and method for producing same, sulfonic acid group-containing fluoropolymer and method for producing same, solid polymer electrolyte membrane, membrane electrode assembly, and solid polymer fuel cell | Takeshi Hirai, Susumu Saito | 2024-06-25 |
| 11987656 | Method for producing fluorinated polymer and method for producing fluorinated ion exchange polymer | Susumu Saito, Satoru Hommura | 2024-05-21 |
| 11851508 | Acid-type sulfonic acid group-containing polymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly, polymer electrolyte fuel cell and ion exchange membrane for water electrolysis | Takeshi Hirai, Susumu Saito, Chikaya Tamitsuji, Daisuke Jomuta | 2023-12-26 |
| 11746171 | Method for fractionating liquid composition | Mitsuhisa MATSUMOTO | 2023-09-05 |
| 11703682 | Apparatus configured to display shared information on plurality of display apparatuses and method thereof | — | 2023-07-18 |
| 11575140 | Liquid composition, method for producing it, and method for producing membrane/electrode assembly | Satoru Hommura, Jun Kato, Tatsuya Miyajima | 2023-02-07 |
| 11335140 | Terminal device and collection method | — | 2022-05-17 |
| 11295608 | Travel status recording apparatus | Yoshikuni MIKI, Hiroshi Yamada, Kimitaka Murashita, Yasutaka Okada, Ryusuke Seki | 2022-04-05 |
| 11277589 | Image recording system | Yoshikuni MIKI, Hiroshi Yamada, Yasuhiko Nakano, Yuuji Uno | 2022-03-15 |
| 11127155 | Information processing apparatus, information processing method, and storage medium | — | 2021-09-21 |
| 11031618 | Polymer, polymer electrolyte membrane and membrane/electrode assembly | Susumu Saito, Takumi Okuyama | 2021-06-08 |
| 10879551 | Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell | Satoru Hommura, Susumu Saito | 2020-12-29 |
| 10563021 | Methods for producing liquid composition, coating liquid for catalyst layer and membrane electrode assembly | Satoru Hommura, Toshihiro Tanuma | 2020-02-18 |
| 10457760 | Process for producing liquid composition and process for producing catalyst layer-forming coating liquid | Hirokazu Wakabayashi | 2019-10-29 |
| 10461336 | Process for producing liquid composition and process for producing catalyst layer-forming coating liquid | Hirokazu Wakabayashi | 2019-10-29 |
| 10035898 | Method for producing liquid composition, method for producing coating liquid for forming catalyst layer, and method for producing membrane electrode assembly | Satoru Hommura, Masahiro Kaseda, Toshihiro Tanuma | 2018-07-31 |
| 8349523 | Electrolyte membrane for polymer electrolyte fuel cells, process for its production and membrane-electrode assembly for polymer electrolyte fuel cells | Seigo Kotera, Shigeru Aida | 2013-01-08 |
| 8147745 | Process for producing fiber and method for producing catalyst layer | Ichiro Terada, Seigo Kotera, Katsuya Fujii, Hiroshi Uyama, Chie Matsubara | 2012-04-03 |
| 7865935 | Electronic apparatus having security function | Minoru Harada, Masaru Kamino | 2011-01-04 |
| 7093300 | Electronic apparatus having security function | Minoru Harada, Masaru Kamino | 2006-08-15 |
| 5557716 | Graph drawing | Hirotsugu Oka | 1996-09-17 |