Growing community of inventors

Milton, MA, United States of America

Charles H Keegan

Average Co-Inventor Count = 2.21

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 = 50

Charles H KeeganPhillip A Przybylo (4 patents)Charles H KeeganShain A Saucier (4 patents)Charles H KeeganWilliam A Henderson (2 patents)Charles H KeeganMeng Zhang (2 patents)Charles H KeeganLv Wenlong (2 patents)Charles H KeeganWenlong Lv (2 patents)Charles H KeeganXiang Gao (2 patents)Charles H KeeganXiaoyong Yang (2 patents)Charles H KeeganFeng Bo (2 patents)Charles H KeeganGao Xiang (2 patents)Charles H KeeganBo Feng (2 patents)Charles H KeeganZhang Meng (2 patents)Charles H KeeganYang Xiaoyong (2 patents)Charles H KeeganChinawut Paul Paesang (1 patent)Charles H KeeganStephen B Oltman (1 patent)Charles H KeeganPhillip Przybylo (1 patent)Charles H KeeganPhilip Przybylo (1 patent)Charles H KeeganCharles H Keegan (13 patents)Phillip A PrzybyloPhillip A Przybylo (11 patents)Shain A SaucierShain A Saucier (4 patents)William A HendersonWilliam A Henderson (6 patents)Meng ZhangMeng Zhang (5 patents)Lv WenlongLv Wenlong (2 patents)Wenlong LvWenlong Lv (2 patents)Xiang GaoXiang Gao (2 patents)Xiaoyong YangXiaoyong Yang (2 patents)Feng BoFeng Bo (2 patents)Gao XiangGao Xiang (2 patents)Bo FengBo Feng (2 patents)Zhang MengZhang Meng (2 patents)Yang XiaoyongYang Xiaoyong (2 patents)Chinawut Paul PaesangChinawut Paul Paesang (18 patents)Stephen B OltmanStephen B Oltman (10 patents)Phillip PrzybyloPhillip Przybylo (2 patents)Philip PrzybyloPhilip Przybylo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Evenflo Company, Inc. (7 from 121 patents)

2. Goodbaby Child Product Co., Ltd. (3 from 4 patents)

3. Cosco Management, Inc. (1 from 324 patents)


13 patents:

1. 12459555 - Infant transport system and base with removable wheel guards

2. 12415444 - Rotatable car seat and base

3. 12397689 - Infant transport system and assembly

4. 12371089 - Infant transport system and assembly with caster alignment

5. 12311250 - Apparatus for transport and storage of sporting equipment

6. 12005817 - Rotatable car seat and base

7. 11958524 - Handle assembly for infant carrier and stroller

8. 11813516 - Apparatus for transport, storage and lifting of sporting equipment

9. 11427114 - Booster seat to base attachment mechanism

10. 8544952 - Infant child restraint system

11. 8393674 - Infant child restraint system

12. 8393678 - Infant child restraint system

13. D466843 - Baby walker

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idiyas.com
as of
12/5/2025
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