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For the Inventor, By the Inventor

Medford, OR, United States of America

Jackson & Perkins Co.


USPTO Granted Patents = 163

Forward Citations = 94

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31 inventors (with patents filed for the assignee):

goldMedal William A Warriner (110 out of 135 patents)

silverMedal Reimer Kordes (13 out of 13 patents)

bronzeMedal G Peter Ilsink (6 out of 6 patents)

4.  Gijsbert De Ruiter (5 out of 20 patents)

5.  Hermann Kordes (5 out of 5 patents)

6.  Werner Kordes (5 out of 5 patents)

7.  Mathias Tantau (4 out of 4 patents)

8.  Peter Ilsink (3 out of 8 patents)

9.  Georges A Delbard (3 out of 6 patents)

10.  By Nicolaus Wassiliew, Heir (2 out of 2 patents)

11.  Fedor Wassiliew, Deceased (2 out of 2 patents)

12.  By Marsha Hartman, Heir (2 out of 2 patents)

13.  By Valentina Wassiliew, Heir (2 out of 2 patents)

14.  By Alexander Wassiliew, Heir (2 out of 2 patents)

15.  Roy Jones (1 out of 1 patent)


Core Competencies:
Rose Plant Varieties
Horticultural Innovation
Plant Breeding Techniques
Floral Aesthetics
Genetic Modification
Sustainable Agriculture
Landscape Design
Botanical Research
Hybridization Methods
Plant Propagation
Cultivar Development
Agricultural Biotechnology

163 patents:

1. PP7479 - Rose plant Korenpi (1991-03-26),
2. PP7368 - Rose plant Interlien (1990-10-30),
3. PP7354 - Rose plant Intermotto (1990-10-16),
4. PP7333 - Rose plant Tancresor (1990-09-25),
5. PP7319 - Rose plant Macminmo (1990-09-11),
6. PP7312 - Rose plant Dicmadder (1990-09-04),
7. PP7221 - Rose plant Jacrored (1990-04-17),
8. PP7196 - Rose plant Peamight (1990-03-20),
9. PP7129 - Rose plant Jacshine (1990-01-30),
10. PP7127 - Rose plant Jacyim (1990-01-30),
11. PP7096 - Rose plant Jacbro (1990-01-09),
12. PP6972 - Rose plant Jacloy (1989-08-08),
13. PP6971 - Rose plant Jacstop (1989-08-08),
14. PP6911 - Rose plant Jacwhif (1989-07-11),
15. PP6805 - Rose plant Jacmur (1989-05-16),
Jackson & Perkins Co. is a leading provider of premium roses, plants, and gardening accessories. With a history dating back over 140 years, the company has a strong reputation for quality and innovation in the horticulture industry. Their products are sold worldwide through their online store and retail partners.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

163 Patents

#2 in Medford, OR

#26 in Oregon

#2,354 in US

#4,920 in the World

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Medford, OR, United States of America

Jackson & Perkins Co.

Forward Citations = 94

31 inventors:

goldMedal William A Warriner (110 out of 135 patents)

silverMedal Reimer Kordes (13 out of 13 patents)

bronzeMedal G Peter Ilsink (6 out of 6 patents)

4.  Gijsbert De Ruiter (5 out of 20 patents)

5.  Hermann Kordes (5 out of 5 patents)

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