Growing community of inventors

Eindhoven, Netherlands

Stephan Harkema

Average Co-Inventor Count = 3.07

ph-index = 3

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 = 81

Stephan HarkemaEdsger Constant Pieter Smits (6 patents)Stephan HarkemaAnil Duggal (6 patents)Stephan HarkemaPaul Dobrovolskis (6 patents)Stephan HarkemaRoel H Kusters (6 patents)Stephan HarkemaMargaretha Maria De Kok (3 patents)Stephan HarkemaJeroen Van Den Brand (2 patents)Stephan HarkemaAntonius Maria Bernardus Van Mol (2 patents)Stephan HarkemaJoanne Sarah Wilson (2 patents)Stephan HarkemaJeroen Franciscus Marinus Schram (2 patents)Stephan HarkemaAdri Van Der Waal (2 patents)Stephan HarkemaEdward Willem Albert Young (1 patent)Stephan HarkemaJohannes Antonius Jansen (1 patent)Stephan HarkemaPascal Jean Henri Bloemen (1 patent)Stephan HarkemaDorothee Christine Hermes (1 patent)Stephan HarkemaMarinus Arnoldus Martinus Vugts (1 patent)Stephan HarkemaDimiter Lubomirov Kotzev (1 patent)Stephan HarkemaJasper Joost Michels (1 patent)Stephan HarkemaRamachandra Rao Ganesh (1 patent)Stephan HarkemaDonald Thackray (1 patent)Stephan HarkemaChia-Chen Fan (1 patent)Stephan HarkemaCornelis Hermanus Arnoldus Rentrop (1 patent)Stephan HarkemaDuncan Mackerron (1 patent)Stephan HarkemaEmilie Galand (1 patent)Stephan HarkemaRichard Frantz (1 patent)Stephan HarkemaIan Keith Alexander (1 patent)Stephan HarkemaJean-Pierre Teunissen (1 patent)Stephan HarkemaChristian Steven Van Eek (1 patent)Stephan HarkemaAristeidis Katsiorchis (1 patent)Stephan HarkemaStephan Harkema (16 patents)Edsger Constant Pieter SmitsEdsger Constant Pieter Smits (24 patents)Anil DuggalAnil Duggal (9 patents)Paul DobrovolskisPaul Dobrovolskis (8 patents)Roel H KustersRoel H Kusters (8 patents)Margaretha Maria De KokMargaretha Maria De Kok (15 patents)Jeroen Van Den BrandJeroen Van Den Brand (27 patents)Antonius Maria Bernardus Van MolAntonius Maria Bernardus Van Mol (16 patents)Joanne Sarah WilsonJoanne Sarah Wilson (9 patents)Jeroen Franciscus Marinus SchramJeroen Franciscus Marinus Schram (4 patents)Adri Van Der WaalAdri Van Der Waal (3 patents)Edward Willem Albert YoungEdward Willem Albert Young (32 patents)Johannes Antonius JansenJohannes Antonius Jansen (26 patents)Pascal Jean Henri BloemenPascal Jean Henri Bloemen (17 patents)Dorothee Christine HermesDorothee Christine Hermes (9 patents)Marinus Arnoldus Martinus VugtsMarinus Arnoldus Martinus Vugts (7 patents)Dimiter Lubomirov KotzevDimiter Lubomirov Kotzev (6 patents)Jasper Joost MichelsJasper Joost Michels (6 patents)Ramachandra Rao GaneshRamachandra Rao Ganesh (5 patents)Donald ThackrayDonald Thackray (5 patents)Chia-Chen FanChia-Chen Fan (4 patents)Cornelis Hermanus Arnoldus RentropCornelis Hermanus Arnoldus Rentrop (3 patents)Duncan MackerronDuncan Mackerron (2 patents)Emilie GalandEmilie Galand (2 patents)Richard FrantzRichard Frantz (2 patents)Ian Keith AlexanderIan Keith Alexander (1 patent)Jean-Pierre TeunissenJean-Pierre Teunissen (1 patent)Christian Steven Van EekChristian Steven Van Eek (1 patent)Aristeidis KatsiorchisAristeidis Katsiorchis (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nederlandse Organisatie Voor Toegepast-natuurwetenschappelijk Onderzoek Tno (10 from 1,006 patents)

2. Illumix Surgical Canada Inc. (6 from 9 patents)

3. Koninklijke Philips Corporation N.V. (1 from 21,384 patents)

4. Dupont Teijin Films U.S. Limited Partnership (1 from 89 patents)

5. Huntsman Advanced Materials (switzerland) Gmbh (1 from 5 patents)


16 patents:

1. 12349286 - Recyclable electronic device

2. 12336864 - Illuminating surgical device

3. 12185474 - Electronic device with multilayer laminate

4. 12101887 - Preventing liquid ingress in a device

5. 12090001 - Illuminating surgical device and control element

6. 11921955 - Proximity sensitive display element

7. 11474290 - Segmented light guide having light-blocking groove between segments, and a method of manufacturing

8. 11395712 - Illuminating surgical device

9. 11175445 - Hot spot reduction in segmented flexible light guides

10. 11033352 - Illuminating surgical device and control element

11. 10292784 - Illuminating surgical device

12. 10213271 - Illuminating surgical device and control element

13. 10038168 - Photoactive birefringent materials in OLEDs

14. 9711758 - Organic light-emitting diode light source comprising a polyester film and a method of improving light extraction from said light source

15. 9333531 - Opto-electric device and method for manufacturing the same

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12/24/2025
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