Growing community of inventors

Long Beach, CA, United States of America

Toshio Yamasaki

Average Co-Inventor Count = 1.28

ph-index = 8

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 = 173

Toshio YamasakiEric C Ostendorff (1 patent)Toshio YamasakiJ Stephen Lewis (1 patent)Toshio YamasakiJurgis Sapkus (1 patent)Toshio YamasakiJanos Beny (1 patent)Toshio YamasakiOdette M Souza-Ferreira (1 patent)Toshio YamasakiToshio Yamasaki (10 patents)Eric C OstendorffEric C Ostendorff (30 patents)J Stephen LewisJ Stephen Lewis (16 patents)Jurgis SapkusJurgis Sapkus (13 patents)Janos BenyJanos Beny (5 patents)Odette M Souza-FerreiraOdette M Souza-Ferreira (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mattel, Inc. (10 from 1,702 patents)


10 patents:

1. 6315630 - Remotely controlled skateboard having motion-responsive doll riding thereon

2. 6273781 - Tambourine playing toy figure

3. 5890942 - Simulated diving mask and snorkel for doll

4. 5273478 - Toy vehicle having motor sound

5. 5254030 - Rapid action toy vehicle launcher

6. 4685894 - Toy vehicle with ejectable flywheel seat and opening gates

7. 4614504 - Walking toy vehicle with ramp

8. 4355482 - Skating doll

9. 4154121 - Clutch mechanism

10. 4135328 - Clutch mechanism for a toy vehicle

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idiyas.com
as of
12/16/2025
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