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For the Inventor, By the Inventor

Hillsborough, CA, United States of America

John W Shell

This inventor holds 25 USPTO granted patents and 1 published patent application, plus 4 CIPO patents and 2 EPO patents, primarily in Ocular Drug Delivery. Top assignees: Alza Corporation, Depomed, Inc., Iolab Corporation. Active years: 1976-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John W Shell. Retrieved from https://idiyas.com/inventor/john-w-shell

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

Calculating rank
USPTO Granted Patents = 25 

% Patents Active = 92.0



Average Co-Inventor Count = 1.8

ph-index = 20

Forward Citations = 2,302(Granted Patents)


Location History:

  • Los Altos, CA (US) (1976 - 1978)
  • Hillsborough, CA (US) (1979 - 2018)
  • Milwaukee, WI (US) (2020 - 2023)

Company Filing History:

goldMedal13 out of 1,062 
 
Alza Corporation
 patents
silverMedal7 out of 51 
 
Depomed, Inc.
 patents
bronzeMedal2 out of 47 
 
Iolab Corporation
 patents
4. 1 out of 1 
 
Depomed Systems, Inc.
 patent
5. 1 out of 3 
 
Novascan, Inc.
 patents
6. 1 out of 107 
 
Wisys Technology Foundation, Inc.
 patents

Years Active: 1976-2023

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Areas of Expertise:
Ocular Drug Delivery
Sustained-Release
Phosphodiesterase Inhibitors
Gastric Retentive Formulations
Controlled-Release
Impedance Detection
Bioerodible Devices
Topical Compositions
Ocular Hypertension
Drug Administration
Oral Dosage Forms
Therapeutic Forms
25 patents (USPTO):Explore Patents
1. 11617518 - Method for detecting both pre-cancerous and cancerous tissues (2023-04-04),
2. 10758151 - Techniques for detecting cancerous cells in excised tissue samples using impedance detection (2020-09-01),
3. 9980903 - Gastric retentive oral dosage form with restricted drug release in the lower gastrointestinal tract (2018-05-29),
4. 7976870 - Gastric retentive oral dosage form with restricted drug release in the lower gastrointestinal tract (2011-07-12),
5. 7405238 - Pharmacological inducement of the fed mode for enhanced drug administration to the stomach (2008-07-29),
6. 6635280 - Extending the duration of drug release within the stomach during the fed mode (2003-10-21),
7. 6340475 - Extending the duration of drug release within the stomach during the fed mode (2002-01-22),
8. 5972389 - Gastric-retentive, oral drug dosage forms for the controlled-release of (1999-10-26),
9. 5582837 - Alkyl-substituted cellulose-based sustained-release oral drug dosage (1996-12-10),
10. 5011843 - Treatment of glaucoma using phosphodiesterase inhibitors (1991-04-30),
11. 5007790 - Sustained-release oral drug dosage form (1991-04-16),
12. 4975428 - Treatment of glaucoma using phosphodiesterase inhibitors (1990-12-04),
13. 4478818 - Ocular preparation housing steroid in two different therapeutic forms (1984-10-23),
14. 4432964 - Topical composition containing steroid in two forms released (1984-02-21),
15. 4304765 - Ocular insert housing steroid in two different therapeutic forms (1981-12-08),

Title: The Innovative Journey of John W Shell

Introduction: John W Shell, a distinguished inventor hailing from Hillsborough, CA, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: John W Shell's latest patents include cutting-edge advancements in artificial intelligence, renewable energy solutions, and sustainable transportation methods.

Career Highlights: With a career spanning over two decades, John W Shell has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing innovative solutions to address them. His work has revolutionized various industries, earning him recognition as a pioneer in the field of technology.

Collaborations: Throughout his career, John W Shell has collaborated with leading tech companies, research institutions, and universities to further his research and bring his inventions to life. His ability to work seamlessly in multidisciplinary teams has led to the successful implementation of several groundbreaking projects.

Conclusion: John W Shell's passion for innovation, coupled with his relentless drive to push the boundaries of technology, has solidified his position as a trailblazing inventor in the ever-evolving landscape of technological advancements.

Profile summary based on public USPTO records.
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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