Average Co-Inventor Count = 1.00
ph-index = 12
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.
Company Filing History:
1. Seikosha Co., Ltd. (61 from 696 patents)
2. Seikosha (3 from 3 patents)
3. Selkosha Co., Ltd. (1 from 1 patent)
65 patents:
1. D356743 - Wristwatch
2. D356270 - Wristwatch
3. D354249 - Watch band
4. D354248 - Watch dial
5. D353779 - Wristwatch
6. D353552 - Watch dial
7. D353551 - Watch dial
8. D353550 - Watch dial
9. D352671 - Watch band
10. D352670 - Watch band
11. D352468 - Wristwatch
12. D351360 - Watch dial
13. D351355 - Watch dial
14. D351358 - Watch dial
15. D351356 - Watch dial