Asserter profile

ASTELLAS PHARMA INC.

operating company1 patents now3 ever1 cases filed during tenure3 connections

Two-hop network

Edges marked ⚖️ overlap with at least one infringement suit filed during the receiving entity’s tenure with the patent. Bold-bordered = this entity. Red = NPE; orange = shell LLC; green = defensive aggregator; blue = operating company.

flowchart LR
    Nastellas_pharma["ASTELLAS PHARMA INC."]
    Ntoyota_hiroyasu_irie_ryousuke_oba_shinsuke_kanbayashi_atsush["TOYOTA, HIROYASU, IRIE, RYOUSUKE, OBA,…"]
    Nde_vries_michiel_krauwinkel_walter["DE VRIES, MICHIEL; KRAUWINKEL, WALTER"]
    Noutas_taoufik["OUTAS, TAOUFIK"]
    Ntoyota_hiroyasu_irie_ryousuke_oba_shinsuke_kanbayashi_atsush -->|"2025 · ASSIGNMENT OF ASSIGNOR'S INTEREST · 12502357"| Nastellas_pharma
    Nde_vries_michiel_krauwinkel_walter -->|"2017 · CONFIRMATORY ASSIGNMENT · 12161628"| Nastellas_pharma
    Noutas_taoufik -->|"2019 · CONFIRMATORY ASSIGNMENT · 12161628"| Nastellas_pharma
    Ntoyota_hiroyasu_irie_ryousuke_oba_shinsuke_kanbayashi_atsush -->|"2023 · Assignment of Assignors Interest · 11839689"| Nastellas_pharma
    classDef focal fill:#fef3c7,stroke:#92400e,stroke-width:3px,color:#1c1917
    classDef npe fill:#fee2e2,stroke:#be123c,stroke-width:2px,color:#1c1917
    classDef shell fill:#fed7aa,stroke:#9a3412,stroke-width:2px,color:#1c1917
    classDef defensive fill:#dcfce7,stroke:#15803d,stroke-width:2px,color:#1c1917
    classDef operating fill:#e0f2fe,stroke:#075985,stroke-width:1px,color:#1c1917
    class Nastellas_pharma focal

Patents currently held (1)

Patents previously held (2)

Connected entities (3)

Correspondent attorneys (2)

Attorneys / firms recorded with USPTO when this entity received a patent. Recurrence is the signal — many firms do both NPE and operating-company patent work, so a single appearance doesn’t mean much.