Growing community of inventors

London, United Kingdom

David Summerfield

Average Co-Inventor Count = 12.30

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 = 224

David SummerfieldStefan Behling (33 patents)David SummerfieldJonathan P Siegel (30 patents)David SummerfieldJames McGrath (28 patents)David SummerfieldDavid Nelson (22 patents)David SummerfieldRafe Bertram (21 patents)David SummerfieldChristopher M Green (16 patents)David SummerfieldRobert Bridger (14 patents)David SummerfieldGraham Coult (12 patents)David SummerfieldVladimir Marinov (12 patents)David SummerfieldJames O'Callaghan (11 patents)David SummerfieldChristopher Daniel Peak (10 patents)David SummerfieldPatrick E O'Brien (8 patents)David SummerfieldPeter Lenk (8 patents)David SummerfieldJames Bishop (8 patents)David SummerfieldRoger Ridsdill-Smith (8 patents)David SummerfieldRichard P Howarth (6 patents)David SummerfieldJennifer Ross Wynn (6 patents)David SummerfieldNeil Bancroft (6 patents)David SummerfieldCharlotte Hofstetter (6 patents)David SummerfieldSusana Varela De Sagarra (6 patents)David SummerfieldAfroditi Kavallieraki (6 patents)David SummerfieldRaoul Skrein Bumballa (6 patents)David SummerfieldAndrea Fender Badgley (6 patents)David SummerfieldJohn De Maio (6 patents)David SummerfieldLorenzo Poli (5 patents)David SummerfieldPeter Han (4 patents)David SummerfieldCasey Feeney (3 patents)David SummerfieldJames Andrus (3 patents)David SummerfieldVasco Agnoli (3 patents)David SummerfieldBernd Richter (3 patents)David SummerfieldEd Wright (3 patents)David SummerfieldWolfgang Muller (3 patents)David SummerfieldTon Men Banh (3 patents)David SummerfieldBo Yoon (3 patents)David SummerfieldDavid Del Villar Fernandez (3 patents)David SummerfieldAdrian Parkinson (3 patents)David SummerfieldKrzysztof Szymanski (3 patents)David SummerfieldMegan Suyehira (3 patents)David SummerfieldManish Jain (2 patents)David SummerfieldGregory James Ranes (2 patents)David SummerfieldAshish Jain (2 patents)David SummerfieldScott David Hazard (2 patents)David SummerfieldDoo Ho Lee (2 patents)David SummerfieldHolger Krueger (2 patents)David SummerfieldFranklin Lancaster (2 patents)David SummerfieldPaul N Wass (2 patents)David SummerfieldThomas Oberniedermayr (2 patents)David SummerfieldMichaela Fuchs (2 patents)David SummerfieldNicos Yiatros (2 patents)David SummerfieldStefan Marinitsch (2 patents)David SummerfieldAdeline Piel (2 patents)David SummerfieldKarim Alexis Akika (2 patents)David SummerfieldKarim Ayache (2 patents)David SummerfieldJuan Fernandez Royo (2 patents)David SummerfieldDeverell Smith (2 patents)David SummerfieldMichael C Mulhern (2 patents)David SummerfieldKully Kraig Mandon (1 patent)David SummerfieldDavid Kahl Peschel (1 patent)David SummerfieldKarl Backus (1 patent)David SummerfieldBenjamin L Fay (1 patent)David SummerfieldRonald Bruce Johnson (1 patent)David SummerfieldPeter Bohlin (1 patent)David SummerfieldRebecca M Cully (1 patent)David SummerfieldGeorge Bradley (1 patent)David SummerfieldAndrew Charles Deffenbaugh (1 patent)David SummerfieldWilliam Joseph Bergeron-Mirsky (1 patent)David SummerfieldAndrea Leva (1 patent)David SummerfieldJames Edwards (1 patent)David SummerfieldNasim Haghighi (1 patent)David SummerfieldJonathan P Polido (1 patent)David SummerfieldKatalina Arboleda-Guerrero (1 patent)David SummerfieldJoshua E Becker (1 patent)David SummerfieldDavid Rodrigues (1 patent)David SummerfieldAdrian Betanzos Diaz (1 patent)David SummerfieldUlrich Hamann (1 patent)David SummerfieldJephtha Schaffner (1 patent)David SummerfieldBela Kasza (1 patent)David SummerfieldAdrian Parkinson (1 patent)David SummerfieldDavid Summerfield (33 patents)Stefan BehlingStefan Behling (53 patents)Jonathan P SiegelJonathan P Siegel (103 patents)James McGrathJames McGrath (33 patents)David NelsonDavid Nelson (23 patents)Rafe BertramRafe Bertram (24 patents)Christopher M GreenChristopher M Green (67 patents)Robert BridgerRobert Bridger (26 patents)Graham CoultGraham Coult (14 patents)Vladimir MarinovVladimir Marinov (12 patents)James O'CallaghanJames O'Callaghan (20 patents)Christopher Daniel PeakChristopher Daniel Peak (22 patents)Patrick E O'BrienPatrick E O'Brien (15 patents)Peter LenkPeter Lenk (9 patents)James BishopJames Bishop (8 patents)Roger Ridsdill-SmithRoger Ridsdill-Smith (8 patents)Richard P HowarthRichard P Howarth (2,393 patents)Jennifer Ross WynnJennifer Ross Wynn (11 patents)Neil BancroftNeil Bancroft (6 patents)Charlotte HofstetterCharlotte Hofstetter (6 patents)Susana Varela De SagarraSusana Varela De Sagarra (6 patents)Afroditi KavallierakiAfroditi Kavallieraki (6 patents)Raoul Skrein BumballaRaoul Skrein Bumballa (6 patents)Andrea Fender BadgleyAndrea Fender Badgley (6 patents)John De MaioJohn De Maio (6 patents)Lorenzo PoliLorenzo Poli (6 patents)Peter HanPeter Han (4 patents)Casey FeeneyCasey Feeney (21 patents)James AndrusJames Andrus (10 patents)Vasco AgnoliVasco Agnoli (10 patents)Bernd RichterBernd Richter (5 patents)Ed WrightEd Wright (4 patents)Wolfgang MullerWolfgang Muller (4 patents)Ton Men BanhTon Men Banh (3 patents)Bo YoonBo Yoon (3 patents)David Del Villar FernandezDavid Del Villar Fernandez (3 patents)Adrian ParkinsonAdrian Parkinson (3 patents)Krzysztof SzymanskiKrzysztof Szymanski (3 patents)Megan SuyehiraMegan Suyehira (3 patents)Manish JainManish Jain (5 patents)Gregory James RanesGregory James Ranes (4 patents)Ashish JainAshish Jain (4 patents)Scott David HazardScott David Hazard (3 patents)Doo Ho LeeDoo Ho Lee (3 patents)Holger KruegerHolger Krueger (3 patents)Franklin LancasterFranklin Lancaster (2 patents)Paul N WassPaul N Wass (2 patents)Thomas OberniedermayrThomas Oberniedermayr (2 patents)Michaela FuchsMichaela Fuchs (2 patents)Nicos YiatrosNicos Yiatros (2 patents)Stefan MarinitschStefan Marinitsch (2 patents)Adeline PielAdeline Piel (2 patents)Karim Alexis AkikaKarim Alexis Akika (2 patents)Karim AyacheKarim Ayache (2 patents)Juan Fernandez RoyoJuan Fernandez Royo (2 patents)Deverell SmithDeverell Smith (2 patents)Michael C MulhernMichael C Mulhern (2 patents)Kully Kraig MandonKully Kraig Mandon (66 patents)David Kahl PeschelDavid Kahl Peschel (14 patents)Karl BackusKarl Backus (12 patents)Benjamin L FayBenjamin L Fay (12 patents)Ronald Bruce JohnsonRonald Bruce Johnson (12 patents)Peter BohlinPeter Bohlin (8 patents)Rebecca M CullyRebecca M Cully (6 patents)George BradleyGeorge Bradley (4 patents)Andrew Charles DeffenbaughAndrew Charles Deffenbaugh (4 patents)William Joseph Bergeron-MirskyWilliam Joseph Bergeron-Mirsky (4 patents)Andrea LevaAndrea Leva (2 patents)James EdwardsJames Edwards (1 patent)Nasim HaghighiNasim Haghighi (1 patent)Jonathan P PolidoJonathan P Polido (1 patent)Katalina Arboleda-GuerreroKatalina Arboleda-Guerrero (1 patent)Joshua E BeckerJoshua E Becker (1 patent)David RodriguesDavid Rodrigues (1 patent)Adrian Betanzos DiazAdrian Betanzos Diaz (1 patent)Ulrich HamannUlrich Hamann (1 patent)Jephtha SchaffnerJephtha Schaffner (1 patent)Bela KaszaBela Kasza (1 patent)Adrian ParkinsonAdrian Parkinson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Apple Inc. (33 from 40,917 patents)


33 patents:

1. D1100263 - Retail store

2. D1097202 - Building

3. D1080022 - Light system

4. D1078099 - Combined doors with room

5. D1055319 - Ceiling panel

6. D1041683 - Building

7. D1037064 - Planter

8. D1004133 - Building

9. D991489 - Building

10. D973918 - Ceiling panel group

11. D970780 - Light system

12. D965180 - Building

13. D947063 - Planter

14. D927729 - Building

15. D912274 - Combination doors and header

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as of
12/18/2025
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