Growing community of inventors

Calabasas, CA, United States of America

David T Chang

Average Co-Inventor Count = 3.40

ph-index = 16

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 = 816

David T ChangRandall Lynn Kubena (40 patents)David T ChangHung P Nguyen (37 patents)David T ChangRaviv Perahia (36 patents)David T ChangLogan D Sorenson (34 patents)David T ChangDeborah J Kirby (18 patents)David T ChangLian X Huang (11 patents)David T ChangFrederic P Stratton (11 patents)David T ChangTsung-Yuan Hsu (9 patents)David T ChangMatthew J Pelliccione (9 patents)David T ChangRichard J Joyce (7 patents)David T ChangPamela R Patterson (6 patents)David T ChangShuoqin Wang (5 patents)David T ChangJinsoo Kim (4 patents)David T ChangJames H Schaffner (3 patents)David T ChangAdele E Schmitz (3 patents)David T ChangAdour Vahe Kabakian (3 patents)David T ChangDavid L Walter (3 patents)David T ChangJoshua A Erbland (3 patents)David T ChangPing Liu (2 patents)David T ChangMiroslav Micovic (2 patents)David T ChangKeisuke Shinohara (2 patents)David T ChangBiqin Huang (2 patents)David T ChangAndrea Corrion (2 patents)David T ChangTerence J De Lyon (2 patents)David T ChangKeerti S Kona (2 patents)David T ChangDean C Regan (2 patents)David T ChangIvan Milosavljevic (2 patents)David T ChangPeter J Willadsen (2 patents)David T ChangEdward H Chen (2 patents)David T ChangColleen M Butler (2 patents)David T ChangPatrick J Webb (2 patents)David T ChangHector L Bracamontes (2 patents)David T ChangRobert L Larson (2 patents)David T ChangBruce T Holden (2 patents)David T ChangJeffery J Puschell (2 patents)David T ChangDaniel J Gregoire (1 patent)David T ChangRobert Y Loo (1 patent)David T ChangDavid W Shahan (1 patent)David T ChangMetin S Mangir (1 patent)David T ChangYook-Kong Yong (1 patent)David T ChangMichael Aidan Gritz (1 patent)David T ChangJar Jueh Lee (1 patent)David T ChangJeremy Bregman (1 patent)David T ChangChia-Ming “Gavin” Chang (1 patent)David T ChangSrikanth S Iyer (1 patent)David T ChangMakena S White (1 patent)David T ChangHung Nguyen (1 patent)David T ChangL X Coco Huang (1 patent)David T ChangTracy J Boden (1 patent)David T ChangDavid T Chang (91 patents)Randall Lynn KubenaRandall Lynn Kubena (83 patents)Hung P NguyenHung P Nguyen (55 patents)Raviv PerahiaRaviv Perahia (49 patents)Logan D SorensonLogan D Sorenson (48 patents)Deborah J KirbyDeborah J Kirby (27 patents)Lian X HuangLian X Huang (15 patents)Frederic P StrattonFrederic P Stratton (11 patents)Tsung-Yuan HsuTsung-Yuan Hsu (48 patents)Matthew J PelliccioneMatthew J Pelliccione (11 patents)Richard J JoyceRichard J Joyce (25 patents)Pamela R PattersonPamela R Patterson (37 patents)Shuoqin WangShuoqin Wang (33 patents)Jinsoo KimJinsoo Kim (5 patents)James H SchaffnerJames H Schaffner (111 patents)Adele E SchmitzAdele E Schmitz (33 patents)Adour Vahe KabakianAdour Vahe Kabakian (15 patents)David L WalterDavid L Walter (4 patents)Joshua A ErblandJoshua A Erbland (3 patents)Ping LiuPing Liu (80 patents)Miroslav MicovicMiroslav Micovic (61 patents)Keisuke ShinoharaKeisuke Shinohara (38 patents)Biqin HuangBiqin Huang (25 patents)Andrea CorrionAndrea Corrion (24 patents)Terence J De LyonTerence J De Lyon (20 patents)Keerti S KonaKeerti S Kona (17 patents)Dean C ReganDean C Regan (14 patents)Ivan MilosavljevicIvan Milosavljevic (10 patents)Peter J WilladsenPeter J Willadsen (7 patents)Edward H ChenEdward H Chen (7 patents)Colleen M ButlerColleen M Butler (4 patents)Patrick J WebbPatrick J Webb (3 patents)Hector L BracamontesHector L Bracamontes (3 patents)Robert L LarsonRobert L Larson (2 patents)Bruce T HoldenBruce T Holden (2 patents)Jeffery J PuschellJeffery J Puschell (2 patents)Daniel J GregoireDaniel J Gregoire (56 patents)Robert Y LooRobert Y Loo (33 patents)David W ShahanDavid W Shahan (20 patents)Metin S MangirMetin S Mangir (13 patents)Yook-Kong YongYook-Kong Yong (12 patents)Michael Aidan GritzMichael Aidan Gritz (8 patents)Jar Jueh LeeJar Jueh Lee (7 patents)Jeremy BregmanJeremy Bregman (4 patents)Chia-Ming “Gavin” ChangChia-Ming “Gavin” Chang (3 patents)Srikanth S IyerSrikanth S Iyer (2 patents)Makena S WhiteMakena S White (1 patent)Hung NguyenHung Nguyen (1 patent)L X Coco HuangL X Coco Huang (1 patent)Tracy J BodenTracy J Boden (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hrl Laboratories, LLC (88 from 2,057 patents)

2. The Boeing Company (3 from 22,062 patents)

3. Raytheon Company (1 from 8,141 patents)

4. The Boeing Corporation (1 from 14 patents)

5. Raytehon Company (1 from 1 patent)


91 patents:

1. 12416499 - Real-time adaptive tuning of gyroscopes via quadrature dithering

2. 12366469 - Double N-hedron sensor cluster

3. 12339120 - Modular inertial measurement unit and elements for making same

4. 12305985 - Gyroscope sensors having nodal push-pull actuation and antinodal readout

5. 11841243 - Frequency multiplexed operation of vibratory gyroscopes for continuous self-calibration

6. 11835339 - Continuous online self-calibration for gyroscopes through modulation of damping axes

7. 11561095 - High quality factor mems silicon flower-of-life vibratory gyroscope

8. 11506493 - High stability angular sensor

9. 11493534 - Continuous online self-calibrating resonant FM microelectromechanical systems (MEMS) accelerometer

10. 11469732 - Method of fabricating a SiC resonator

11. 11299981 - Continuous trajectory calculation for directional drilling

12. 11275099 - Navigational grade resonant MicroElectroMechanical Systems (mems) accelerometer and method of operation

13. 11237000 - Disk resonator gyroscope with out-of-plane electrodes

14. 11150313 - On-chip excitation and readout architecture for high-density magnetic sensing arrays based on quantum defects

15. 11137249 - High quality factor MEMS silicon hinge and slot-cut resonator for a vibratory gyroscope

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10/4/2025
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