IP Library › Granted Patent US 1,148,808
Granted Patent S1
US 1,148,808 · App. 30/022,636 · Granted Sep 22, 2026

Excavator

Inventors: Huaiguo Yan (Shandong Province, CN); Guoqiang Chen (Shandong Province, CN)
Assignee: Shandong Rippa Machinery Group Co., Ltd.
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Quick Facts
Patent No.
US 1,148,808
App. No.
30/022,636
Granted
Sep 22, 2026
Kind
S1
Claims (1)

The ornamental design for an excavator as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 11, 2025
From: YAN, HUAIGUO; CHEN, GUOQIANG
To: SHANDONG RIPPA MACHINERY GROUP CO., LTD.
Reel/Frame 072221/0329 →
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