Growing community of inventors

Erie, PA, United States of America

Charles D Kownacki

Average Co-Inventor Count = 1.72

ph-index = 11

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 = 522

Charles D KownackiJeffrey G Rehkemper (4 patents)Charles D KownackiRonnen Harary (4 patents)Charles D KownackiFranklin T Clark, Jr (3 patents)Charles D KownackiStephen M Oas (3 patents)Charles D KownackiJohn C Ramsey (3 patents)Charles D KownackiPaul M Deters (2 patents)Charles D KownackiGregory N Farrell (2 patents)Charles D KownackiStephen T Mansfield (2 patents)Charles D KownackiCraig J Lawson (2 patents)Charles D KownackiWade W Prescott (2 patents)Charles D KownackiWilliam S Nachefski (1 patent)Charles D KownackiRick A Buss (1 patent)Charles D KownackiFrank S Chernek (1 patent)Charles D KownackiSteven Dale Mansfield (1 patent)Charles D KownackiJimmie D Daniels, Jr (1 patent)Charles D KownackiJeffery G Rehkemper (1 patent)Charles D KownackiCynthia A Dotson (1 patent)Charles D KownackiPhilip S Blake (1 patent)Charles D KownackiThomas D Riggs (1 patent)Charles D KownackiRandall D Burr (1 patent)Charles D KownackiDerek Bilyk (1 patent)Charles D KownackiCharline W Crooks (1 patent)Charles D KownackiMark B Marvin (1 patent)Charles D KownackiJames D Delaurier (1 patent)Charles D KownackiJames De Laurier (0 patent)Charles D KownackiCharles D Kownacki (28 patents)Jeffrey G RehkemperJeffrey G Rehkemper (71 patents)Ronnen HararyRonnen Harary (4 patents)Franklin T Clark, JrFranklin T Clark, Jr (12 patents)Stephen M OasStephen M Oas (6 patents)John C RamseyJohn C Ramsey (3 patents)Paul M DetersPaul M Deters (8 patents)Gregory N FarrellGregory N Farrell (3 patents)Stephen T MansfieldStephen T Mansfield (2 patents)Craig J LawsonCraig J Lawson (2 patents)Wade W PrescottWade W Prescott (2 patents)William S NachefskiWilliam S Nachefski (7 patents)Rick A BussRick A Buss (5 patents)Frank S ChernekFrank S Chernek (5 patents)Steven Dale MansfieldSteven Dale Mansfield (2 patents)Jimmie D Daniels, JrJimmie D Daniels, Jr (2 patents)Jeffery G RehkemperJeffery G Rehkemper (2 patents)Cynthia A DotsonCynthia A Dotson (1 patent)Philip S BlakePhilip S Blake (1 patent)Thomas D RiggsThomas D Riggs (1 patent)Randall D BurrRandall D Burr (1 patent)Derek BilykDerek Bilyk (1 patent)Charline W CrooksCharline W Crooks (1 patent)Mark B MarvinMark B Marvin (1 patent)James D DelaurierJames D Delaurier (1 patent)James De LaurierJames De Laurier (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (9 from 832,812 patents)

2. Spin Master Toys (6 from 6 patents)

3. Emsco, Inc. (2 from 13 patents)

4. Power Distribution Products, Inc. (2 from 5 patents)

5. Spin Master Limited (1 from 221 patents)

6. Osteomed LLC (1 from 66 patents)

7. Marvel Enterprises, Inc. (1 from 9 patents)

8. Simonton Building Products, Inc. (1 from 7 patents)

9. Precise Plastics (1 from 6 patents)

10. Sbr Inc. (1 from 3 patents)

11. Dental Appliance Investors, Inc. (1 from 1 patent)


28 patents:

1. 12235070 - Efficient high-velocity compressed-gas-powered gun

2. 11123649 - Moov fidget toy

3. 10266303 - Light-weight structural panel construction

4. 8984820 - Geometrics window system

5. 8322103 - Faux brick with suspension system

6. 7415797 - Impact resistant tilt window assembly

7. 7178529 - Noctumal oral airway dilator

8. 7162841 - Spring clip and method of window installation

9. 6921315 - Toy vehicle having an integral pump assembly

10. 6749797 - One-piece injection molded window frame and sash

11. 6632119 - Winding device and ornithopter utilizing same

12. 6404589 - Light-weight video cassette

13. 6347623 - Toy projectile launching assembly

14. 6260265 - Circuit board stiffener

15. 6230605 - Piston-to-cylinder seal for a pneumatic engine

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/19/2025
Loading…