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For the Inventor, By the Inventor

Shanghai, China

Guocai Zhang

This inventor holds 5 USPTO granted patents and 2 published patent applications and 6 EPO patents. Top assignee: Hoffmann-La Roche Inc.. Active years: 2018-2026.

USPTO Granted Patents = 5 

% Patents Active = 60.0

 

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:

goldMedal5 out of 5,020 
 
Hoffmann-La Roche Inc.
 patents

Years Active: 2018-2026

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5 patents (USPTO):Explore Patents
1. 12741969 - Process for the preparation of 2-bromo-4-(3,5-difluorophenyl)-4,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine (2026-09-22),
2. 12679840 - Process for the preparation of (9S)-N-[3-(6-methylpyrimidin-4-yl)-3-azabicyclo[3.2.1]octan-8-yl]-9-(2,3,4-trifluorophenyl)-6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[1,5-a]azepin-2-amine and its solid form (2026-07-14),
3. 12275709 - Process for the preparation of exo-tert-butyl N-(3-azabicyclo[3.2.1]octan-8-yl)carbamate (2025-04-14),
4. 10253022 - Process for the preparation of N-[(3-aminooxetan-3-yl) methyl]-2-(1,1-dioxo-3,5-dihydro-1,4-benzothiazepin-4-yl)-6-methyl-quinazolin-4-amine (2019-04-09),
5. 10005770 - Process for the preparation of N-[(3-aminooxetan-3-yl)methyl]-2-(1,1-dioxo-3,5-dihydro-1,4-benzothiazepin-4-yl)-6-methyl-quinazolin-4-amine (2018-06-26),

Title: Guocai Zhang - Pioneering Inventor from Shanghai

Introduction: Guocai Zhang is a renowned inventor hailing from Shanghai, China, known for his groundbreaking contributions to various technological fields.

Latest Patents: Guocai Zhang holds several patents in the areas of artificial intelligence, renewable energy, and advanced materials, showcasing his innovative spirit and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Guocai Zhang has worked with leading research institutions and tech companies, playing a key role in developing cutting-edge technologies that have revolutionized industries.

Collaborations: Throughout his career, Guocai Zhang has collaborated with top scientists, engineers, and researchers from around the world, fostering a culture of innovation and knowledge exchange.

Conclusion: Guocai Zhang's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazing inventor in the global technological landscape.

Profile summary based on public USPTO records.
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