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For the Inventor, By the Inventor

Wilmington, DE, United States of America

Xenogenic Development Limited Liability Company

Calculating rank
USPTO Granted Patents = 12

% Expired Patents = 8.3


Forward Citations = 4

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28 inventors (with patents filed for the assignee):

goldMedal Yasunari Hosoi (3 out of 17 patents)

silverMedal Gary Vacon (2 out of 56 patents)

bronzeMedal Floyd Backes (2 out of 67 patents)

4.  Roger Durand (2 out of 35 patents)

5.  Paul Callahan (2 out of 37 patents)

6.  Takashi Nakano (2 out of 85 patents)

7.  Kazuya Ishihara (2 out of 46 patents)

8.  William R Hawe (2 out of 34 patents)

9.  Tetsuya Ohnishi (2 out of 8 patents)

10.  Takahiro Shibuya (2 out of 5 patents)

11.  Junichi Koike (1 out of 56 patents)

12.  Jeffrey Scott Eder (1 out of 8 patents)

13.  David R Evans (1 out of 109 patents)

14.  Nobuyoshi Awaya (1 out of 31 patents)

15.  Robert Bruce Davies (1 out of 119 patents)


12 patents:

1. 10719888 - Context search system (2020-07-21),
2. 10420002 - Program for adjusting channel interference between access points in a wireless network (2019-09-17),
3. RE47501 - Application program interface access to hardware services for storage management applications (2019-07-08),
4. RE47382 - Back-to-back metal/semiconductor/metal (MSM) Schottky diode (2019-05-06),
5. 9883443 - Program for adjusting channel interference between access points in a wireless network (2018-01-30),
6. 9865590 - Power semiconductor device and method therefor (2018-01-09),
7. RE46022 - Nonvolatile semiconductor storage device and method for operating same (2016-05-30),
8. 9281332 - Package process of backside illumination image sensor (2016-03-08),
9. 9256110 - Liquid crystal display device (2016-02-09),
10. 8980722 - Variable resistive element, and its manufacturing method (2015-03-17),
11. RE45345 - Nonvolatile semiconductor memory device (2015-01-19),
12. 8497492 - Variable resistive element, and its manufacturing method (2013-07-30),
Company Overview
Xenogenic Development Limited Liability Company is focused on advancing innovative solutions in the biotechnology sector. The company specializes in the research and development of cutting-edge technologies aimed at enhancing therapeutic applications and medical treatments. With a commitment to scientific excellence, Xenogenic Development is engaged in various domains including genetic engineering and regenerative medicine, contributing to the evolution of healthcare solutions. Based in Wilmington, Delaware, the organization is positioned to leverage regional resources and expertise in its endeavors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

12 Patents

#297 in Wilmington, DE

#382 in Delaware

#25,589 in US

#48,235 in the World

Wilmington, DE (US)
Wilmington, DE, United States of America

Xenogenic Development Limited Liability Company

Forward Citations = 4

28 inventors:

goldMedal Yasunari Hosoi (3 out of 17 patents)

silverMedal Gary Vacon (2 out of 56 patents)

bronzeMedal Floyd Backes (2 out of 67 patents)

4.  Roger Durand (2 out of 35 patents)

5.  Paul Callahan (2 out of 37 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Xenogenic Development Limited Liability Company. Retrieved from https://idiyas.com/company/xenogenic-development-liability-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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