Amersham Biosciences Kk

Calculating rank

USPTO Granted Patents = 3

% Expired Patents = 100.0

Forward Citations = 59

Loading Chart...

7 inventors (with patents filed for the assignee):

Yukio Hasegawa (2 out of 3 patents)

Yoshikatsu Akiyama (1 out of 8 patents)

Hidenori Yamanaka (1 out of 2 patents)

4. Hiroshi Yoshimine (1 out of 1 patent)

5. Hiroyuki Sota (1 out of 1 patent)

6. Kimihiro Yoshizako (1 out of 3 patents)

7. Kazunori Kataoka (1 out of 25 patents)

3 patents: Sort by Forward Citations

1. 7045931 - Chip quartz oscillator and liquid-phase sensor (2006-05-16),

2. 7012136 - Stimulus responsive affinity chromatographic material and separation/purification method (2006-03-14),

3. 6956077 - Temperature-responsive polymer compound and process for producing the same (2005-10-18),

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#3,552 in Tokyo

#8,938 in Japan

Tokyo, Japan

Amersham Biosciences Kk

Forward Citations = 59

7 inventors:

Yukio Hasegawa (2 out of 3 patents)

Yoshikatsu Akiyama (1 out of 8 patents)

Hidenori Yamanaka (1 out of 2 patents)

4. Hiroshi Yoshimine (1 out of 1 patent)

5. Hiroyuki Sota (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Amersham Biosciences Kk. Retrieved from https://idiyas.com/company/amersham-biosciences-kk

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]