Growing community of inventors

Cerritos, CA, United States of America

J Douglas Logan

Average Co-Inventor Count = 8.91

ph-index = 5

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 = 105

J Douglas LoganMark S Knighton (5 patents)J Douglas LoganDavid S Agabra (4 patents)J Douglas LoganWilliam D McKinley (4 patents)J Douglas LoganKevin H Vuong (4 patents)J Douglas LoganDavid Daniel Drobnis (4 patents)J Douglas LoganJohn Z Zheng (4 patents)J Douglas LoganBasel F Bahhour (4 patents)J Douglas LoganJill E Haynie (4 patents)J Douglas LoganKent E Sidney (4 patents)J Douglas LoganAmit Tandon (3 patents)J Douglas LoganPeter L Diaconescu (3 patents)J Douglas LoganMydul Ronny Islam (1 patent)J Douglas LoganTzyy-Woei R Sung (1 patent)J Douglas LoganJ Douglas Logan (5 patents)Mark S KnightonMark S Knighton (55 patents)David S AgabraDavid S Agabra (26 patents)William D McKinleyWilliam D McKinley (21 patents)Kevin H VuongKevin H Vuong (17 patents)David Daniel DrobnisDavid Daniel Drobnis (12 patents)John Z ZhengJohn Z Zheng (7 patents)Basel F BahhourBasel F Bahhour (5 patents)Jill E HaynieJill E Haynie (5 patents)Kent E SidneyKent E Sidney (5 patents)Amit TandonAmit Tandon (6 patents)Peter L DiaconescuPeter L Diaconescu (3 patents)Mydul Ronny IslamMydul Ronny Islam (20 patents)Tzyy-Woei R SungTzyy-Woei R Sung (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nextengine Inc. (3 from 17 patents)

2. Synerdyne Corporation (1 from 16 patents)

3. Nextpat Limited (1 from 8 patents)


5 patents:

1. 8414207 - Ultra-compact mobile touch-type keyboard

2. 7659995 - Digitizer using plural capture methods to image features of 3-D objects

3. 6980302 - Three dimensional digitizer using multiple methods

4. 6639684 - Digitizer using intensity gradient to image features of three-dimensional objects

5. 6530550 - Wireless turntable

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as of
12/26/2025
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