Growing community of inventors

Racine, WI, United States of America

David H Leifheit

Average Co-Inventor Count = 3.98

ph-index = 7

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 = 257

David H LeifheitPeter M Neumann (5 patents)David H LeifheitTerry M Kovara (4 patents)David H LeifheitAmber N D Mazooji (4 patents)David H LeifheitMatthew N Thurin (3 patents)David H LeifheitPaul M Blankenship (3 patents)David H LeifheitLawrence M Pillion (3 patents)David H LeifheitJulie L Bates (3 patents)David H LeifheitMichael W Allen (3 patents)David H LeifheitDouglas A Soller (2 patents)David H LeifheitAaron B Eiger (2 patents)David H LeifheitCory J Nelson (2 patents)David H LeifheitNitin Sharma (2 patents)David H LeifheitRonald H Spang, Jr (2 patents)David H LeifheitPhilip M Anthony, Iii (2 patents)David H LeifheitEvan P Thompson (2 patents)David H LeifheitMatthew T Mcdonnell (2 patents)David H LeifheitPatrick C Sanders (2 patents)David H LeifheitKenneth W Michaels (1 patent)David H LeifheitJeremy Frank Knopow (1 patent)David H LeifheitCathal L Fahy (1 patent)David H LeifheitThomas Jaworski (1 patent)David H LeifheitJohn R Wietfeldt (1 patent)David H LeifheitWayne M Rees (1 patent)David H LeifheitTimothy R Bartlett (1 patent)David H LeifheitFred L Billman (1 patent)David H LeifheitRené Maurice Béland (1 patent)David H LeifheitWilliam A Villars (1 patent)David H LeifheitDavid M Buri (1 patent)David H LeifheitDavid H Leifheit (13 patents)Peter M NeumannPeter M Neumann (59 patents)Terry M KovaraTerry M Kovara (11 patents)Amber N D MazoojiAmber N D Mazooji (5 patents)Matthew N ThurinMatthew N Thurin (75 patents)Paul M BlankenshipPaul M Blankenship (16 patents)Lawrence M PillionLawrence M Pillion (16 patents)Julie L BatesJulie L Bates (14 patents)Michael W AllenMichael W Allen (12 patents)Douglas A SollerDouglas A Soller (79 patents)Aaron B EigerAaron B Eiger (54 patents)Cory J NelsonCory J Nelson (49 patents)Nitin SharmaNitin Sharma (28 patents)Ronald H Spang, JrRonald H Spang, Jr (27 patents)Philip M Anthony, IiiPhilip M Anthony, Iii (21 patents)Evan P ThompsonEvan P Thompson (9 patents)Matthew T McdonnellMatthew T Mcdonnell (3 patents)Patrick C SandersPatrick C Sanders (2 patents)Kenneth W MichaelsKenneth W Michaels (50 patents)Jeremy Frank KnopowJeremy Frank Knopow (47 patents)Cathal L FahyCathal L Fahy (32 patents)Thomas JaworskiThomas Jaworski (31 patents)John R WietfeldtJohn R Wietfeldt (25 patents)Wayne M ReesWayne M Rees (19 patents)Timothy R BartlettTimothy R Bartlett (18 patents)Fred L BillmanFred L Billman (8 patents)René Maurice BélandRené Maurice Béland (7 patents)William A VillarsWilliam A Villars (2 patents)David M BuriDavid M Buri (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. S. C. Johnson Son, Inc. (12 from 2,353 patents)

2. Other (1 from 832,680 patents)


13 patents:

1. 10406545 - Nozzle assembly and method for fluid dispensing

2. 9839927 - Nozzle assembly and method for fluid dispensing

3. 8403183 - Device for attaching a dip tube to a fluid container

4. 8328894 - Dust prevention and removal device

5. D643099 - Filter frame for a dust removal and prevention device

6. D628281 - Dust prevention and removal device

7. 7635097 - Automated cleansing sprayer having separate cleanser and air vent paths from bottle

8. 7308990 - Automated cleansing sprayer having separate cleanser and air vent paths from bottle

9. 7021494 - Automated cleansing sprayer having separate cleanser and air vent paths from bottle

10. 6971549 - Bottle adapter for dispensing of cleanser from bottle used in an automated cleansing sprayer

11. 6264963 - Skin care composition with improved skin hydration capability

12. 5691287 - Low irritation cleansing bar

13. 5492540 - Soft surface cleaning composition and method with hydrogen peroxide

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as of
12/5/2025
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