Growing community of inventors

Hidaka, Japan

Masatoshi Ohtaka

Average Co-Inventor Count = 1.87

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 57

Masatoshi OhtakaYasunori Chiba (3 patents)Masatoshi OhtakaMotoyuki Matsui (2 patents)Masatoshi OhtakaYasuaki Ogawa (1 patent)Masatoshi OhtakaHiromasu Meguro (1 patent)Masatoshi OhtakaAtsushi Oshiro (1 patent)Masatoshi OhtakaMasatoshi Maruyama (1 patent)Masatoshi OhtakaYasunori Usui (1 patent)Masatoshi OhtakaManabu Ootake (1 patent)Masatoshi OhtakaMasatoshi Ohtaka (7 patents)Yasunori ChibaYasunori Chiba (19 patents)Motoyuki MatsuiMotoyuki Matsui (2 patents)Yasuaki OgawaYasuaki Ogawa (8 patents)Hiromasu MeguroHiromasu Meguro (7 patents)Atsushi OshiroAtsushi Oshiro (6 patents)Masatoshi MaruyamaMasatoshi Maruyama (3 patents)Yasunori UsuiYasunori Usui (1 patent)Manabu OotakeManabu Ootake (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Casio Computer Co., Ltd. (7 from 5,219 patents)


7 patents:

1. 10671119 - Portable terminal, grip and battery cover

2. 9407805 - Electronic device with a cover for imaging

3. 9344538 - Electronic device

4. 9197794 - Electronic device

5. 9078338 - Protective cover for an electronic device

6. 7839632 - Electronic handheld device

7. 7287850 - Portable electronic apparatus

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as of
12/8/2025
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