HK

Hirofumi Kondo

Brother Kogyo: 46 patents #128 of 2,767Top 5%
SO Sony: 17 patents #2,459 of 25,231Top 10%
DE Dexerials: 11 patents #42 of 387Top 15%
IC Idemitsu Kosan Co.: 10 patents #152 of 1,237Top 15%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
TK Toshiba Tec Kabushiki Kaisha: 3 patents #733 of 1,664Top 45%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
SH Shachihata: 2 patents #11 of 28Top 40%
NC Nippon Paper Industries Co.: 1 patents #263 of 535Top 50%
HM Hino Motors: 1 patents #109 of 311Top 40%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
📍 Ama, JP: #2 of 18 inventorsTop 15%
Overall (All Time): #15,330 of 4,157,543Top 1%
97
Patents All Time

Issued Patents All Time

Showing 1–25 of 97 patents

Patent #TitleCo-InventorsDate
12363236 Image forming apparatus including antenna in cover Ryoichi Matsushima, Yasuhiro Kato, Masayoshi Hayashi, Masato Sueyasu, Reiko Toyama 2025-07-15
12330415 Liquid droplet ejecting apparatus 2025-06-17
12240224 Printing apparatus, method for controlling the same, and medium 2025-03-04
11932013 Printing device including carriage having distance sensor for measuring distance between head and printing medium 2024-03-19
11811989 Image forming apparatus including antenna in cover Ryoichi Matsushima, Yasuhiro Kato, Masayoshi Hayashi, Masato Sueyasu, Reiko Toyama 2023-11-07
11458727 Printer 2022-10-04
10906908 Ionic liquid, lubricating agent, and magnetic recording medium Kouki Hatsuda, Nobuo Tano, Makiya Ito, Kyungsung Yun, Masayoshi Watanabe 2021-02-02
10778857 Image forming apparatus Ryoichi Matsushima, Yasuhiro Kato, Masayoshi Hayashi, Masato Sueyasu, Reiko Toyama 2020-09-15
10717889 Conductor composition ink, conductor, laminate, laminated wiring board and electronic equipment 2020-07-21
10564547 Pattern formed body Makiya Ito, Ryosuke Endo, Kyungsung Yun 2020-02-18
10545404 Method for manufacturing pattern-formed body Makiya Ito, Ryosuke Endo, Kyungsung Yun 2020-01-28
10533110 Coating composition, and super water-repellent film Ryosuke Endo, Kyungsung Yun 2020-01-14
10457829 Photocurable resin composition for transferring surface free energy and method for producing substrate using same Makiya Ito, Kyungsung Yun 2019-10-29
10244135 Image processing apparatus with a USB interface to restrict power delivery to an external device 2019-03-26
10184092 Ionic liquid, lubricant, and magnetic recording medium Kouki Hatsuda, Makiya Ito, Nobuo Tano, Kyungsung Yun, Masayoshi Watanabe 2019-01-22
10141017 Lubricant for magnetic recording medium, and magnetic recording medium Nobuo Tano, Kouki Hatsuda 2018-11-27
10106757 Ionic liquid, lubricant, and magnetic recording medium Kouki Hatsuda, Nobuo Tano, Pankaj Baghel 2018-10-23
10047091 Ionic liquid, lubricating agent, and magnetic recording medium Kouki Hatsuda, Nobuo Tano, Makiya Ito, Kyungsung Yun, Masayoshi Watanabe 2018-08-14
9945077 Clupak paper Keiko Hashiguchi, Hiroaki Noguchi, Yuji Abe, Satoshi Ishikawa, Yukio Shini 2018-04-17
9926508 Ionic liquid, lubricant, and magnetic recording medium Kouki Hatsuda, Makiya Ito, Nobuo Tano, Kyungsung Yun, Masayoshi Watanabe 2018-03-27
9920272 Ionic liquid, lubricant, and magnetic recording medium Kouki Hatsuda, Makiya Ito, Nobuo Tano, Kyungsung Yun, Masayoshi Watanabe 2018-03-20
9900453 Image forming apparatus Ryoichi Matsushima, Yasuhiro Kato, Masayoshi Hayashi, Masato Sueyasu, Reiko Toyama 2018-02-20
9809031 Liquid cartridge Suguru Tomoguchi, Kenta Hayashida, Taro Nagano, Ayako Ohishi, Hiroto Sugahara 2017-11-07
9597885 Ink cartridge Yuki Takagi, Tomohiro Kanbe, Yasuhiro Kato, Hirotake Nakamura 2017-03-21
9586630 Frame structure for vehicle 2017-03-07