Growing community of inventors

Calabasas, CA, United States of America

Michael A Ragosta

Average Co-Inventor Count = 3.68

ph-index = 9

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 = 243

Michael A RagostaDavid Joseph Richmond (24 patents)Michael A RagostaHoward C Richmond (23 patents)Michael A RagostaClaudio Marino (19 patents)Michael A RagostaBruno Meglio (19 patents)Michael A RagostaRentong Wang (5 patents)Michael A RagostaZhiyong Yu (5 patents)Michael A RagostaZhiwu Yu (5 patents)Michael A RagostaWenrui Dai (5 patents)Michael A RagostaRuiju Liu (4 patents)Michael A RagostaYiyan Feng (4 patents)Michael A RagostaQianli Zhou (4 patents)Michael A RagostaHenry K Yu (3 patents)Michael A RagostaJefferson McCrory (3 patents)Michael A RagostaJeffery Scott Kunkler (2 patents)Michael A RagostaLuke James Ritchie (1 patent)Michael A RagostaGreg Thüne (1 patent)Michael A RagostaPaul Robert Goetz (1 patent)Michael A RagostaArthur R Otero (1 patent)Michael A RagostaShi Kai Tan (1 patent)Michael A RagostaDave Richmond (1 patent)Michael A RagostaJames Christopher Krause (1 patent)Michael A RagostaClaudio Marino (1 patent)Michael A RagostaMichael A Ragosta (29 patents)David Joseph RichmondDavid Joseph Richmond (62 patents)Howard C RichmondHoward C Richmond (42 patents)Claudio MarinoClaudio Marino (23 patents)Bruno MeglioBruno Meglio (19 patents)Rentong WangRentong Wang (9 patents)Zhiyong YuZhiyong Yu (6 patents)Zhiwu YuZhiwu Yu (6 patents)Wenrui DaiWenrui Dai (5 patents)Ruiju LiuRuiju Liu (4 patents)Yiyan FengYiyan Feng (4 patents)Qianli ZhouQianli Zhou (4 patents)Henry K YuHenry K Yu (22 patents)Jefferson McCroryJefferson McCrory (3 patents)Jeffery Scott KunklerJeffery Scott Kunkler (3 patents)Luke James RitchieLuke James Ritchie (7 patents)Greg ThüneGreg Thüne (6 patents)Paul Robert GoetzPaul Robert Goetz (2 patents)Arthur R OteroArthur R Otero (1 patent)Shi Kai TanShi Kai Tan (1 patent)Dave RichmondDave Richmond (1 patent)James Christopher KrauseJames Christopher Krause (1 patent)Claudio MarinoClaudio Marino (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Mm&r Products, Inc. (19 from 19 patents)

2. Trade Box, LLC (8 from 12 patents)

3. Autostop Technology, LLC (1 from 1 patent)


29 patents:

1. D1059842 - Hair styling and drying device

2. 12137786 - Rotating hair styling and drying device

3. D959053 - Hair styling apparatus

4. D900391 - Hair styling apparatus

5. 9609941 - Hair styling tool with movable dividers

6. 9521891 - Hair styling tool with rotatable cylinder

7. 9516938 - Hair styler

8. 9289054 - Hair styling tool with movable dividers

9. 9259069 - Hair styling tool with rotatable cylinder

10. 9185957 - Automatic hair styling device

11. D743624 - Hair curler

12. 9107492 - Hair styling tool with movable dividers

13. 9107485 - Hair styling tool with rotatable cylinder

14. D735410 - Automatic hair styling device

15. D732738 - Automatic hair styling device

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as of
12/29/2025
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