Growing community of inventors

Tokyo, Japan

Katsuhiro Nara

Average Co-Inventor Count = 1.72

ph-index = 10

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 = 283

Katsuhiro NaraMasaru Jinde (6 patents)Katsuhiro NaraShinobu Sugioka (3 patents)Katsuhiro NaraYukinori Ido (2 patents)Katsuhiro NaraHayato Ikezu (2 patents)Katsuhiro NaraIichiro Hashimoto (1 patent)Katsuhiro NaraYuuiti Kurabuti (1 patent)Katsuhiro NaraTomoshige Komatsu (1 patent)Katsuhiro NaraShinya Yasuda (1 patent)Katsuhiro NaraTohru Tanigawa (1 patent)Katsuhiro NaraFumio Tsutaichi (1 patent)Katsuhiro NaraDaisuke Sugiura (1 patent)Katsuhiro NaraTatsuya Miyagawa (1 patent)Katsuhiro NaraYutaro Ichimura (1 patent)Katsuhiro NaraIichiro Hasimoto (1 patent)Katsuhiro NaraKaori Yamamoto (1 patent)Katsuhiro NaraKatsuhiro Nara (20 patents)Masaru JindeMasaru Jinde (9 patents)Shinobu SugiokaShinobu Sugioka (15 patents)Yukinori IdoYukinori Ido (35 patents)Hayato IkezuHayato Ikezu (9 patents)Iichiro HashimotoIichiro Hashimoto (23 patents)Yuuiti KurabutiYuuiti Kurabuti (8 patents)Tomoshige KomatsuTomoshige Komatsu (5 patents)Shinya YasudaShinya Yasuda (3 patents)Tohru TanigawaTohru Tanigawa (2 patents)Fumio TsutaichiFumio Tsutaichi (2 patents)Daisuke SugiuraDaisuke Sugiura (1 patent)Tatsuya MiyagawaTatsuya Miyagawa (1 patent)Yutaro IchimuraYutaro Ichimura (1 patent)Iichiro HasimotoIichiro Hasimoto (1 patent)Kaori YamamotoKaori Yamamoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Casio Hitachi Mobile Communications Co., Ltd. (9 from 97 patents)

2. Casio Keisanki Kabushiki Kaisha (5 from 434 patents)

3. Nec Casio Mobile Communications, Ltd. (4 from 63 patents)

4. Casio Computer Co., Ltd. (2 from 5,219 patents)


20 patents:

1. 8928584 - Display apparatus, display method, and storage medium

2. D680990 - Portable wireless telephone

3. D657340 - Portable wireless telephone

4. D654462 - Portable wireless telephone

5. D653226 - Mobile telephone

6. D634299 - Earphone with microphone

7. D626107 - Mobile telephone

8. D617661 - Wrist watch

9. D609684 - Mobile telephone

10. D605162 - Mobile telephone

11. 7542565 - Foldable cellular phone

12. D589481 - Mobile telephone

13. D576995 - Mobile telephone

14. D566078 - Mobile telephone

15. D565007 - Mobile telephone

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as of
12/3/2025
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