Growing community of inventors

Tokyo, Japan

Kiyoshi Kohayakawa

Average Co-Inventor Count = 5.02

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 = 94

Kiyoshi KohayakawaMasatomo Mizuta (8 patents)Kiyoshi KohayakawaMichio Nagai (7 patents)Kiyoshi KohayakawaMika Fujii (7 patents)Kiyoshi KohayakawaMasaki Shimamura (7 patents)Kiyoshi KohayakawaKazuo Ohtsuta (6 patents)Kiyoshi KohayakawaMitsuru Sendouda (3 patents)Kiyoshi KohayakawaKazuo Ootuta (1 patent)Kiyoshi KohayakawaKiyoshi Kohayakawa (8 patents)Masatomo MizutaMasatomo Mizuta (27 patents)Michio NagaiMichio Nagai (53 patents)Mika FujiiMika Fujii (20 patents)Masaki ShimamuraMasaki Shimamura (17 patents)Kazuo OhtsutaKazuo Ohtsuta (6 patents)Mitsuru SendoudaMitsuru Sendouda (6 patents)Kazuo OotutaKazuo Ootuta (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nec Corporation (7 from 35,670 patents)

2. Nec C Orporation (1 from 196 patents)


8 patents:

1. 8572812 - Foldable portable information terminal

2. 8082633 - Foldable portable information terminal

3. 8014835 - Portable telephone set

4. 7860540 - Slide-type portable communication apparatus

5. 7792557 - Slide-type portable communication apparatus

6. 7499737 - Foldable portable information terminal

7. 7440003 - Folding portable information terminal with fold-position-based recording control

8. 7376449 - Slide-type portable communication apparatus

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/9/2025
Loading…