Growing community of inventors

Alta Loma, CA, United States of America

Robert A Lewis

Average Co-Inventor Count = 2.62

ph-index = 9

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 = 240

Robert A LewisRay G Smith (4 patents)Robert A LewisWouter J Wiersma (3 patents)Robert A LewisAnthony B Joseph (3 patents)Robert A LewisHarold E Cole (2 patents)Robert A LewisAlan Leukhardt (2 patents)Robert A LewisMichael A Markowich (2 patents)Robert A LewisManoucher Shirali (2 patents)Robert A LewisRaymond G Smith (1 patent)Robert A LewisJoey J Kitabayashi (1 patent)Robert A LewisCarl H Adams (1 patent)Robert A LewisJoey Kitabayashi (1 patent)Robert A LewisClaudio Alejandro Barrientos (1 patent)Robert A LewisMichael Markowich (1 patent)Robert A LewisPhilip M De Groat (1 patent)Robert A LewisRobert A Lewis (12 patents)Ray G SmithRay G Smith (27 patents)Wouter J WiersmaWouter J Wiersma (10 patents)Anthony B JosephAnthony B Joseph (3 patents)Harold E ColeHarold E Cole (5 patents)Alan LeukhardtAlan Leukhardt (3 patents)Michael A MarkowichMichael A Markowich (2 patents)Manoucher ShiraliManoucher Shirali (2 patents)Raymond G SmithRaymond G Smith (14 patents)Joey J KitabayashiJoey J Kitabayashi (7 patents)Carl H AdamsCarl H Adams (2 patents)Joey KitabayashiJoey Kitabayashi (2 patents)Claudio Alejandro BarrientosClaudio Alejandro Barrientos (1 patent)Michael MarkowichMichael Markowich (1 patent)Philip M De GroatPhilip M De Groat (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Distinctive Appliances, Inc. (5 from 16 patents)

2. Other (3 from 833,002 patents)

3. Dacor (2 from 45 patents)

4. Distinctive Applicances, Inc. (1 from 1 patent)


12 patents:

1. 7223944 - Oven temperature control system

2. D479092 - Barbecue grill with hood

3. 6463756 - Combined ice chest and personal cooling apparatus

4. D438061 - Spill tray

5. D438062 - Spill tray

6. D434601 - Spill tray

7. D431156 - Surface ornamentation for a control panel on a range top

8. D421694 - Gas cooktop

9. D400424 - Handle for oven door

10. D372630 - Cooktop

11. D367802 - Cooktop burner grate

12. 4031727 - King pin lock

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as of
1/22/2026
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