Growing community of inventors

Salinas, CA, United States of America

William E Duffett

Average Co-Inventor Count = 1.44

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 = 99

William E DuffettWalter H Jessel, Jr (54 patents)William E DuffettJack M Meek (22 patents)William E DuffettGrace H Mack (16 patents)William E DuffettCornelis P VandenBerg (6 patents)William E DuffettJack M Meek, Deceased (5 patents)William E DuffettBy Saundra Meek, Executrix (4 patents)William E DuffettMarvin D Mix (1 patent)William E DuffettEdmund R Niklas (1 patent)William E DuffettSaundra J Meek, Executrix By (1 patent)William E DuffettWilliam H Egan (1 patent)William E DuffettDennis E Miller (1 patent)William E DuffettWilliam E Duffett (166 patents)Walter H Jessel, JrWalter H Jessel, Jr (55 patents)Jack M MeekJack M Meek (23 patents)Grace H MackGrace H Mack (26 patents)Cornelis P VandenBergCornelis P VandenBerg (387 patents)Jack M Meek, DeceasedJack M Meek, Deceased (5 patents)By Saundra Meek, ExecutrixBy Saundra Meek, Executrix (4 patents)Marvin D MixMarvin D Mix (1 patent)Edmund R NiklasEdmund R Niklas (1 patent)Saundra J Meek, Executrix BySaundra J Meek, Executrix By (1 patent)William H EganWilliam H Egan (1 patent)Dennis E MillerDennis E Miller (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yoder Brothers, Inc. (149 from 999 patents)

2. Mack; Grace H. (13 from 21 patents)

3. Mack; Grace M. (1 from 1 patent)

4. Niklas; Edmund R. (1 from 1 patent)

5. Egan; William H. (1 from 1 patent)


166 patents:

1. PP6905 - Chrysanthemum plant named Mesmer

2. PP6885 - Chrysanthemum plant named Flex

3. PP6889 - Chrysanthemum plant named Piranga

4. PP6613 - Chrysanthemum plant named Boaldi

5. PP6615 - Chrysanthemum plant named Raya

6. PP6499 - Chrysanthemum plant named Dart

7. PP6399 - Chrysanthemum plant named Vero

8. PP6388 - Chrysanthemum plant named Mirage

9. PP6311 - Chrysanthemum plant named Donos

10. PP6232 - Chrysanthemum plant named Ovaro

11. PP6131 - Chrysanthemum plant named Theme

12. PP6130 - Chrysanthemum plant named Togos

13. PP6125 - Chrysanthemum plant named Iridon

14. PP6124 - Chrysanthemum plant named Omegon

15. PP6061 - Carnation plant named Ace High

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as of
9/10/2025
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