Table 10. Few top applicants for each topic and the number of patents applied for by applicants.

Topic 1 (Antibacterial material including chitosan or collagen)

1. Donghua University: 18 2. Zhejiang University: 15 3. Johnson & Johnson: 14 4. Sichuan University: 12

Topic 2 (Device for wound-healing)

1. Covidien LP: 4 2. Suzhou AND Science & Technology Development: 3 3. Second Military Medical University: 3 4. Jiangsu Province Jian'erkang Pharmaceutical Surgical Dressing: 3 5. Suzhou Ruihua Hospital: 3 6. The Fourth Military Medical University of the Chinese People's Liberation Army: 3

Topic 3 (Topical treatment using pharmacological agent)

1. Amgen: 16 2. Warner-Lambert Company: 16 3. The Upjohn Company: 15 4. American Cyanamid: 11 5. Pfizer: 10

Topic 4 (Growth factor)

1. Human Genome Sciences: 38 2. Sekisui Chemical: 19 3. The Regents of the University of California: 10 4. Actamax Surgical Materials: 8

Topic 5 (Traditional Chinese medicine)

1. Qingdao Municipal Hospital: 7 2. Shandong Provincial Hospital: 4 3. Cui Hefang: 4 4. Baijia Kangjian (Tianjin) Biotechnology: 4

Topic 6 (Negative pressure wound therapy)

1. KCI: 47 2. Smith & Nephew: 28 3. Tyco Healthcare: 23 4. Paul Hartmann A. G.: 17 5. Covidien LP: 12

Topic 7 (Film for dressing)

1. Smith & Nephew: 43 2. Johnson & Johnson: 32 3. 3M Innovative Properties Company: 31 4. Terumo Corp: 19 5. Coloplast AS: 18

Topic 8 (Dressing material for healing burn)

1. Northwest A&F University: 3 2. Hou Qinying: 3

Topic 9 (Dressing material for healing infection)

1. Noevir: 13 2. Shiseido: 9 3. Lion: 7 4. Pola Chem: 4